1 /* $NetBSD: cd.c,v 1.309 2012/05/06 17:23:10 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 1998, 2001, 2003, 2004, 2005, 2008 The NetBSD Foundation, 5 * Inc. All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Charles M. Hannum. 9 * 10 * MMC framework implemented and contributed to the NetBSD Foundation by 11 * Reinoud Zandijk. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 25 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 * POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 /* 36 * Originally written by Julian Elischer (julian@tfs.com) 37 * for TRW Financial Systems for use under the MACH(2.5) operating system. 38 * 39 * TRW Financial Systems, in accordance with their agreement with Carnegie 40 * Mellon University, makes this software available to CMU to distribute 41 * or use in any manner that they see fit as long as this message is kept with 42 * the software. For this reason TFS also grants any other persons or 43 * organisations permission to use or modify this software. 44 * 45 * TFS supplies this software to be publicly redistributed 46 * on the understanding that TFS is not responsible for the correct 47 * functioning of this software in any circumstances. 48 * 49 * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 50 */ 51 52 #include <sys/cdefs.h> 53 __KERNEL_RCSID(0, "$NetBSD: cd.c,v 1.309 2012/05/06 17:23:10 martin Exp $"); 54 55 #include <sys/param.h> 56 #include <sys/systm.h> 57 #include <sys/kernel.h> 58 #include <sys/file.h> 59 #include <sys/stat.h> 60 #include <sys/ioctl.h> 61 #include <sys/buf.h> 62 #include <sys/bufq.h> 63 #include <sys/uio.h> 64 #include <sys/malloc.h> 65 #include <sys/errno.h> 66 #include <sys/device.h> 67 #include <sys/disklabel.h> 68 #include <sys/disk.h> 69 #include <sys/cdio.h> 70 #include <sys/dvdio.h> 71 #include <sys/scsiio.h> 72 #include <sys/proc.h> 73 #include <sys/conf.h> 74 #include <sys/vnode.h> 75 #include <sys/rnd.h> 76 77 #include <dev/scsipi/scsi_spc.h> 78 #include <dev/scsipi/scsipi_all.h> 79 #include <dev/scsipi/scsipi_cd.h> 80 #include <dev/scsipi/scsipi_disk.h> /* rw_big and start_stop come */ 81 #include <dev/scsipi/scsi_all.h> 82 /* from there */ 83 #include <dev/scsipi/scsi_disk.h> /* rw comes from there */ 84 #include <dev/scsipi/scsipiconf.h> 85 #include <dev/scsipi/scsipi_base.h> 86 #include <dev/scsipi/cdvar.h> 87 88 #include <prop/proplib.h> 89 90 #define CDUNIT(z) DISKUNIT(z) 91 #define CDPART(z) DISKPART(z) 92 #define CDMINOR(unit, part) DISKMINOR(unit, part) 93 #define MAKECDDEV(maj, unit, part) MAKEDISKDEV(maj, unit, part) 94 95 #define MAXTRACK 99 96 #define CD_BLOCK_OFFSET 150 97 #define CD_FRAMES 75 98 #define CD_SECS 60 99 100 #define CD_TOC_FORM 0 /* formatted TOC, exposed to userland */ 101 #define CD_TOC_MSINFO 1 /* multi-session info */ 102 #define CD_TOC_RAW 2 /* raw TOC as on disc, unprocessed */ 103 #define CD_TOC_PMA 3 /* PMA, used as intermediate (rare use) */ 104 #define CD_TOC_ATIP 4 /* pressed space of recordable */ 105 #define CD_TOC_CDTEXT 5 /* special CD-TEXT, rarely used */ 106 107 #define P5LEN 0x32 108 #define MS5LEN (P5LEN + 8 + 2) 109 110 struct cd_formatted_toc { 111 struct ioc_toc_header header; 112 struct cd_toc_entry entries[MAXTRACK+1]; /* One extra for the */ 113 /* leadout */ 114 }; 115 116 struct cdbounce { 117 struct buf *obp; /* original buf */ 118 int doff; /* byte offset in orig. buf */ 119 int soff; /* byte offset in bounce buf */ 120 int resid; /* residual i/o in orig. buf */ 121 int bcount; /* actual obp bytes in bounce */ 122 }; 123 124 static void cdstart(struct scsipi_periph *); 125 static void cdrestart(void *); 126 static void cdminphys(struct buf *); 127 static void cdgetdefaultlabel(struct cd_softc *, struct cd_formatted_toc *, 128 struct disklabel *); 129 static void cdgetdisklabel(struct cd_softc *); 130 static void cddone(struct scsipi_xfer *, int); 131 static void cdbounce(struct buf *); 132 static int cd_interpret_sense(struct scsipi_xfer *); 133 static u_long cd_size(struct cd_softc *, int); 134 static int cd_play(struct cd_softc *, int, int); 135 static int cd_play_tracks(struct cd_softc *, struct cd_formatted_toc *, 136 int, int, int, int); 137 static int cd_play_msf(struct cd_softc *, int, int, int, int, int, int); 138 static int cd_pause(struct cd_softc *, int); 139 static int cd_reset(struct cd_softc *); 140 static int cd_read_subchannel(struct cd_softc *, int, int, int, 141 struct cd_sub_channel_info *, int, int); 142 static int cd_read_toc(struct cd_softc *, int, int, int, 143 struct cd_formatted_toc *, int, int, int); 144 static int cd_get_parms(struct cd_softc *, int); 145 static int cd_load_toc(struct cd_softc *, int, struct cd_formatted_toc *, int); 146 static int cdreadmsaddr(struct cd_softc *, struct cd_formatted_toc *,int *); 147 static int cdcachesync(struct scsipi_periph *periph, int flags); 148 149 static int dvd_auth(struct cd_softc *, dvd_authinfo *); 150 static int dvd_read_physical(struct cd_softc *, dvd_struct *); 151 static int dvd_read_copyright(struct cd_softc *, dvd_struct *); 152 static int dvd_read_disckey(struct cd_softc *, dvd_struct *); 153 static int dvd_read_bca(struct cd_softc *, dvd_struct *); 154 static int dvd_read_manufact(struct cd_softc *, dvd_struct *); 155 static int dvd_read_struct(struct cd_softc *, dvd_struct *); 156 157 static int cd_mode_sense(struct cd_softc *, u_int8_t, void *, size_t, int, 158 int, int *); 159 static int cd_mode_select(struct cd_softc *, u_int8_t, void *, size_t, 160 int, int); 161 static int cd_setchan(struct cd_softc *, int, int, int, int, int); 162 static int cd_getvol(struct cd_softc *, struct ioc_vol *, int); 163 static int cd_setvol(struct cd_softc *, const struct ioc_vol *, int); 164 static int cd_set_pa_immed(struct cd_softc *, int); 165 static int cd_load_unload(struct cd_softc *, struct ioc_load_unload *); 166 static int cd_setblksize(struct cd_softc *); 167 168 static int cdmatch(device_t, cfdata_t, void *); 169 static void cdattach(device_t, device_t, void *); 170 static int cddetach(device_t, int); 171 172 static int mmc_getdiscinfo(struct scsipi_periph *, struct mmc_discinfo *); 173 static int mmc_gettrackinfo(struct scsipi_periph *, struct mmc_trackinfo *); 174 static int mmc_do_op(struct scsipi_periph *, struct mmc_op *); 175 static int mmc_setup_writeparams(struct scsipi_periph *, struct mmc_writeparams *); 176 177 static void cd_set_properties(struct cd_softc *); 178 179 CFATTACH_DECL3_NEW(cd, sizeof(struct cd_softc), cdmatch, cdattach, cddetach, 180 NULL, NULL, NULL, DVF_DETACH_SHUTDOWN); 181 182 extern struct cfdriver cd_cd; 183 184 static const struct scsipi_inquiry_pattern cd_patterns[] = { 185 {T_CDROM, T_REMOV, 186 "", "", ""}, 187 {T_WORM, T_REMOV, 188 "", "", ""}, 189 #if 0 190 {T_CDROM, T_REMOV, /* more luns */ 191 "PIONEER ", "CD-ROM DRM-600 ", ""}, 192 #endif 193 {T_DIRECT, T_REMOV, 194 "NEC CD-ROM DRIVE:260", "", ""}, 195 }; 196 197 static dev_type_open(cdopen); 198 static dev_type_close(cdclose); 199 static dev_type_read(cdread); 200 static dev_type_write(cdwrite); 201 static dev_type_ioctl(cdioctl); 202 static dev_type_strategy(cdstrategy); 203 static dev_type_dump(cddump); 204 static dev_type_size(cdsize); 205 206 const struct bdevsw cd_bdevsw = { 207 cdopen, cdclose, cdstrategy, cdioctl, cddump, cdsize, D_DISK 208 }; 209 210 const struct cdevsw cd_cdevsw = { 211 cdopen, cdclose, cdread, cdwrite, cdioctl, 212 nostop, notty, nopoll, nommap, nokqfilter, D_DISK 213 }; 214 215 static struct dkdriver cddkdriver = { cdstrategy, NULL }; 216 217 static const struct scsipi_periphsw cd_switch = { 218 cd_interpret_sense, /* use our error handler first */ 219 cdstart, /* we have a queue, which is started by this */ 220 NULL, /* we do not have an async handler */ 221 cddone, /* deal with stats at interrupt time */ 222 }; 223 224 /* 225 * The routine called by the low level scsi routine when it discovers 226 * A device suitable for this driver 227 */ 228 static int 229 cdmatch(device_t parent, cfdata_t match, void *aux) 230 { 231 struct scsipibus_attach_args *sa = aux; 232 int priority; 233 234 (void)scsipi_inqmatch(&sa->sa_inqbuf, 235 cd_patterns, sizeof(cd_patterns) / sizeof(cd_patterns[0]), 236 sizeof(cd_patterns[0]), &priority); 237 238 return (priority); 239 } 240 241 static void 242 cdattach(device_t parent, device_t self, void *aux) 243 { 244 struct cd_softc *cd = device_private(self); 245 struct scsipibus_attach_args *sa = aux; 246 struct scsipi_periph *periph = sa->sa_periph; 247 248 SC_DEBUG(periph, SCSIPI_DB2, ("cdattach: ")); 249 250 cd->sc_dev = self; 251 252 mutex_init(&cd->sc_lock, MUTEX_DEFAULT, IPL_NONE); 253 254 if (SCSIPI_BUSTYPE_TYPE(scsipi_periph_bustype(sa->sa_periph)) == 255 SCSIPI_BUSTYPE_SCSI && periph->periph_version == 0) 256 cd->flags |= CDF_ANCIENT; 257 258 bufq_alloc(&cd->buf_queue, "disksort", BUFQ_SORT_RAWBLOCK); 259 260 callout_init(&cd->sc_callout, 0); 261 262 /* 263 * Store information needed to contact our base driver 264 */ 265 cd->sc_periph = periph; 266 267 periph->periph_dev = cd->sc_dev; 268 periph->periph_switch = &cd_switch; 269 270 /* 271 * Increase our openings to the maximum-per-periph 272 * supported by the adapter. This will either be 273 * clamped down or grown by the adapter if necessary. 274 */ 275 periph->periph_openings = 276 SCSIPI_CHAN_MAX_PERIPH(periph->periph_channel); 277 periph->periph_flags |= PERIPH_GROW_OPENINGS; 278 279 /* 280 * Initialize and attach the disk structure. 281 */ 282 disk_init(&cd->sc_dk, device_xname(cd->sc_dev), &cddkdriver); 283 disk_attach(&cd->sc_dk); 284 285 aprint_normal("\n"); 286 aprint_naive("\n"); 287 288 rnd_attach_source(&cd->rnd_source, device_xname(cd->sc_dev), 289 RND_TYPE_DISK, 0); 290 291 if (!pmf_device_register(self, NULL, NULL)) 292 aprint_error_dev(self, "couldn't establish power handler\n"); 293 } 294 295 static int 296 cddetach(device_t self, int flags) 297 { 298 struct cd_softc *cd = device_private(self); 299 int s, bmaj, cmaj, i, mn; 300 301 /* locate the major number */ 302 bmaj = bdevsw_lookup_major(&cd_bdevsw); 303 cmaj = cdevsw_lookup_major(&cd_cdevsw); 304 /* Nuke the vnodes for any open instances */ 305 for (i = 0; i < MAXPARTITIONS; i++) { 306 mn = CDMINOR(device_unit(self), i); 307 vdevgone(bmaj, mn, mn, VBLK); 308 vdevgone(cmaj, mn, mn, VCHR); 309 } 310 311 /* kill any pending restart */ 312 callout_stop(&cd->sc_callout); 313 314 s = splbio(); 315 316 /* Kill off any queued buffers. */ 317 bufq_drain(cd->buf_queue); 318 319 bufq_free(cd->buf_queue); 320 321 /* Kill off any pending commands. */ 322 scsipi_kill_pending(cd->sc_periph); 323 324 splx(s); 325 326 mutex_destroy(&cd->sc_lock); 327 328 /* Detach from the disk list. */ 329 disk_detach(&cd->sc_dk); 330 disk_destroy(&cd->sc_dk); 331 332 /* Unhook the entropy source. */ 333 rnd_detach_source(&cd->rnd_source); 334 335 return (0); 336 } 337 338 /* 339 * open the device. Make sure the partition info is a up-to-date as can be. 340 */ 341 static int 342 cdopen(dev_t dev, int flag, int fmt, struct lwp *l) 343 { 344 struct cd_softc *cd; 345 struct scsipi_periph *periph; 346 struct scsipi_adapter *adapt; 347 int part; 348 int error; 349 int rawpart; 350 351 cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 352 if (cd == NULL) 353 return (ENXIO); 354 355 periph = cd->sc_periph; 356 adapt = periph->periph_channel->chan_adapter; 357 part = CDPART(dev); 358 359 SC_DEBUG(periph, SCSIPI_DB1, 360 ("cdopen: dev=0x%"PRIu64" (unit %"PRIu32" (of %d), partition %"PRId32")\n",dev, 361 CDUNIT(dev), cd_cd.cd_ndevs, CDPART(dev))); 362 363 /* 364 * If this is the first open of this device, add a reference 365 * to the adapter. 366 */ 367 if (cd->sc_dk.dk_openmask == 0 && 368 (error = scsipi_adapter_addref(adapt)) != 0) 369 return (error); 370 371 mutex_enter(&cd->sc_lock); 372 373 rawpart = (part == RAW_PART && fmt == S_IFCHR); 374 if ((periph->periph_flags & PERIPH_OPEN) != 0) { 375 /* 376 * If any partition is open, but the disk has been invalidated, 377 * disallow further opens. 378 */ 379 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0 && 380 !rawpart) { 381 error = EIO; 382 goto bad3; 383 } 384 } else { 385 /* Check that it is still responding and ok. */ 386 error = scsipi_test_unit_ready(periph, 387 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 388 XS_CTL_SILENT); 389 390 /* 391 * Start the pack spinning if necessary. Always allow the 392 * raw parition to be opened, for raw IOCTLs. Data transfers 393 * will check for SDEV_MEDIA_LOADED. 394 */ 395 if (error == EIO) { 396 int error2; 397 int silent; 398 399 if (rawpart) 400 silent = XS_CTL_SILENT; 401 else 402 silent = 0; 403 404 error2 = scsipi_start(periph, SSS_START, silent); 405 switch (error2) { 406 case 0: 407 error = 0; 408 break; 409 case EIO: 410 case EINVAL: 411 break; 412 default: 413 error = error2; 414 break; 415 } 416 } 417 if (error) { 418 if (rawpart) 419 goto out; 420 goto bad3; 421 } 422 423 periph->periph_flags |= PERIPH_OPEN; 424 425 /* Lock the pack in. */ 426 error = scsipi_prevent(periph, SPAMR_PREVENT_DT, 427 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); 428 SC_DEBUG(periph, SCSIPI_DB1, 429 ("cdopen: scsipi_prevent, error=%d\n", error)); 430 if (error) { 431 if (rawpart) 432 goto out; 433 goto bad; 434 } 435 436 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 437 /* Load the physical device parameters. */ 438 if (cd_get_parms(cd, 0) != 0) { 439 if (rawpart) 440 goto out; 441 error = ENXIO; 442 goto bad; 443 } 444 periph->periph_flags |= PERIPH_MEDIA_LOADED; 445 SC_DEBUG(periph, SCSIPI_DB3, ("Params loaded ")); 446 447 /* Fabricate a disk label. */ 448 cdgetdisklabel(cd); 449 SC_DEBUG(periph, SCSIPI_DB3, ("Disklabel fabricated ")); 450 451 cd_set_properties(cd); 452 } 453 } 454 455 /* Check that the partition exists. */ 456 if (part != RAW_PART && 457 (part >= cd->sc_dk.dk_label->d_npartitions || 458 cd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED)) { 459 error = ENXIO; 460 goto bad; 461 } 462 463 out: /* Insure only one open at a time. */ 464 switch (fmt) { 465 case S_IFCHR: 466 cd->sc_dk.dk_copenmask |= (1 << part); 467 break; 468 case S_IFBLK: 469 cd->sc_dk.dk_bopenmask |= (1 << part); 470 break; 471 } 472 cd->sc_dk.dk_openmask = 473 cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; 474 475 SC_DEBUG(periph, SCSIPI_DB3, ("open complete\n")); 476 mutex_exit(&cd->sc_lock); 477 return (0); 478 479 bad: 480 if (cd->sc_dk.dk_openmask == 0) { 481 scsipi_prevent(periph, SPAMR_ALLOW, 482 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE); 483 periph->periph_flags &= ~PERIPH_OPEN; 484 } 485 486 bad3: 487 mutex_exit(&cd->sc_lock); 488 if (cd->sc_dk.dk_openmask == 0) 489 scsipi_adapter_delref(adapt); 490 return (error); 491 } 492 493 /* 494 * close the device.. only called if we are the LAST 495 * occurence of an open device 496 */ 497 static int 498 cdclose(dev_t dev, int flag, int fmt, struct lwp *l) 499 { 500 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 501 struct scsipi_periph *periph = cd->sc_periph; 502 struct scsipi_adapter *adapt = periph->periph_channel->chan_adapter; 503 int part = CDPART(dev); 504 int silent = 0; 505 506 if (part == RAW_PART && ((cd->sc_dk.dk_label->d_npartitions == 0) || 507 (part < cd->sc_dk.dk_label->d_npartitions && 508 cd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED))) 509 silent = XS_CTL_SILENT; 510 511 mutex_enter(&cd->sc_lock); 512 513 switch (fmt) { 514 case S_IFCHR: 515 cd->sc_dk.dk_copenmask &= ~(1 << part); 516 break; 517 case S_IFBLK: 518 cd->sc_dk.dk_bopenmask &= ~(1 << part); 519 break; 520 } 521 cd->sc_dk.dk_openmask = 522 cd->sc_dk.dk_copenmask | cd->sc_dk.dk_bopenmask; 523 524 if (cd->sc_dk.dk_openmask == 0) { 525 /* synchronise caches on last close */ 526 cdcachesync(periph, silent); 527 528 /* drain outstanding calls */ 529 scsipi_wait_drain(periph); 530 531 scsipi_prevent(periph, SPAMR_ALLOW, 532 XS_CTL_IGNORE_ILLEGAL_REQUEST | XS_CTL_IGNORE_MEDIA_CHANGE | 533 XS_CTL_IGNORE_NOT_READY | silent); 534 periph->periph_flags &= ~PERIPH_OPEN; 535 536 scsipi_wait_drain(periph); 537 538 scsipi_adapter_delref(adapt); 539 } 540 541 mutex_exit(&cd->sc_lock); 542 return (0); 543 } 544 545 /* 546 * Actually translate the requested transfer into one the physical driver can 547 * understand. The transfer is described by a buf and will include only one 548 * physical transfer. 549 */ 550 static void 551 cdstrategy(struct buf *bp) 552 { 553 struct cd_softc *cd = device_lookup_private(&cd_cd,CDUNIT(bp->b_dev)); 554 struct disklabel *lp; 555 struct scsipi_periph *periph = cd->sc_periph; 556 daddr_t blkno; 557 int s; 558 559 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdstrategy ")); 560 SC_DEBUG(cd->sc_periph, SCSIPI_DB1, 561 ("%d bytes @ blk %" PRId64 "\n", bp->b_bcount, bp->b_blkno)); 562 /* 563 * If the device has been made invalid, error out 564 * maybe the media changed 565 */ 566 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 567 if (periph->periph_flags & PERIPH_OPEN) 568 bp->b_error = EIO; 569 else 570 bp->b_error = ENODEV; 571 goto done; 572 } 573 574 lp = cd->sc_dk.dk_label; 575 576 /* 577 * The transfer must be a whole number of blocks, offset must not 578 * be negative. 579 */ 580 if ((bp->b_bcount % lp->d_secsize) != 0 || 581 bp->b_blkno < 0 ) { 582 bp->b_error = EINVAL; 583 goto done; 584 } 585 /* 586 * If it's a null transfer, return immediately 587 */ 588 if (bp->b_bcount == 0) 589 goto done; 590 591 /* 592 * Do bounds checking, adjust transfer. if error, process. 593 * If end of partition, just return. 594 */ 595 if (CDPART(bp->b_dev) == RAW_PART) { 596 if (bounds_check_with_mediasize(bp, DEV_BSIZE, 597 cd->params.disksize512) <= 0) 598 goto done; 599 } else { 600 if (bounds_check_with_label(&cd->sc_dk, bp, 601 (cd->flags & (CDF_WLABEL|CDF_LABELLING)) != 0) <= 0) 602 goto done; 603 } 604 605 /* 606 * Now convert the block number to absolute and put it in 607 * terms of the device's logical block size. 608 */ 609 blkno = bp->b_blkno / (lp->d_secsize / DEV_BSIZE); 610 if (CDPART(bp->b_dev) != RAW_PART) 611 blkno += lp->d_partitions[CDPART(bp->b_dev)].p_offset; 612 613 bp->b_rawblkno = blkno; 614 615 /* 616 * If the disklabel sector size does not match the device 617 * sector size we may need to do some extra work. 618 */ 619 if (lp->d_secsize != cd->params.blksize) { 620 621 /* 622 * If the xfer is not a multiple of the device block size 623 * or it is not block aligned, we need to bounce it. 624 */ 625 if ((bp->b_bcount % cd->params.blksize) != 0 || 626 ((blkno * lp->d_secsize) % cd->params.blksize) != 0) { 627 struct cdbounce *bounce; 628 struct buf *nbp; 629 long count; 630 631 if ((bp->b_flags & B_READ) == 0) { 632 633 /* XXXX We don't support bouncing writes. */ 634 bp->b_error = EACCES; 635 goto done; 636 } 637 638 bounce = malloc(sizeof(*bounce), M_DEVBUF, M_NOWAIT); 639 if (!bounce) { 640 /* No memory -- fail the iop. */ 641 bp->b_error = ENOMEM; 642 goto done; 643 } 644 645 bounce->obp = bp; 646 bounce->resid = bp->b_bcount; 647 bounce->doff = 0; 648 count = ((blkno * lp->d_secsize) % cd->params.blksize); 649 bounce->soff = count; 650 count += bp->b_bcount; 651 count = roundup(count, cd->params.blksize); 652 bounce->bcount = bounce->resid; 653 if (count > MAXPHYS) { 654 bounce->bcount = MAXPHYS - bounce->soff; 655 count = MAXPHYS; 656 } 657 658 blkno = ((blkno * lp->d_secsize) / cd->params.blksize); 659 nbp = getiobuf(NULL, false); 660 if (!nbp) { 661 /* No memory -- fail the iop. */ 662 free(bounce, M_DEVBUF); 663 bp->b_error = ENOMEM; 664 goto done; 665 } 666 nbp->b_data = malloc(count, M_DEVBUF, M_NOWAIT); 667 if (!nbp->b_data) { 668 /* No memory -- fail the iop. */ 669 free(bounce, M_DEVBUF); 670 putiobuf(nbp); 671 bp->b_error = ENOMEM; 672 goto done; 673 } 674 675 /* Set up the IOP to the bounce buffer. */ 676 nbp->b_error = 0; 677 nbp->b_proc = bp->b_proc; 678 nbp->b_bcount = count; 679 nbp->b_bufsize = count; 680 nbp->b_rawblkno = blkno; 681 nbp->b_flags = bp->b_flags | B_READ; 682 nbp->b_oflags = bp->b_oflags; 683 nbp->b_cflags = bp->b_cflags; 684 nbp->b_iodone = cdbounce; 685 686 /* store bounce state in b_private and use new buf */ 687 nbp->b_private = bounce; 688 689 BIO_COPYPRIO(nbp, bp); 690 691 bp = nbp; 692 693 } else { 694 /* Xfer is aligned -- just adjust the start block */ 695 bp->b_rawblkno = (blkno * lp->d_secsize) / 696 cd->params.blksize; 697 } 698 } 699 s = splbio(); 700 701 /* 702 * Place it in the queue of disk activities for this disk. 703 * 704 * XXX Only do disksort() if the current operating mode does not 705 * XXX include tagged queueing. 706 */ 707 bufq_put(cd->buf_queue, bp); 708 709 /* 710 * Tell the device to get going on the transfer if it's 711 * not doing anything, otherwise just wait for completion 712 */ 713 cdstart(cd->sc_periph); 714 715 splx(s); 716 return; 717 718 done: 719 /* 720 * Correctly set the buf to indicate a completed xfer 721 */ 722 bp->b_resid = bp->b_bcount; 723 biodone(bp); 724 } 725 726 /* 727 * cdstart looks to see if there is a buf waiting for the device 728 * and that the device is not already busy. If both are true, 729 * It deques the buf and creates a scsi command to perform the 730 * transfer in the buf. The transfer request will call scsipi_done 731 * on completion, which will in turn call this routine again 732 * so that the next queued transfer is performed. 733 * The bufs are queued by the strategy routine (cdstrategy) 734 * 735 * This routine is also called after other non-queued requests 736 * have been made of the scsi driver, to ensure that the queue 737 * continues to be drained. 738 * 739 * must be called at the correct (highish) spl level 740 * cdstart() is called at splbio from cdstrategy, cdrestart and scsipi_done 741 */ 742 static void 743 cdstart(struct scsipi_periph *periph) 744 { 745 struct cd_softc *cd = device_private(periph->periph_dev); 746 struct buf *bp = 0; 747 struct scsipi_rw_10 cmd_big; 748 struct scsi_rw_6 cmd_small; 749 struct scsipi_generic *cmdp; 750 struct scsipi_xfer *xs; 751 int flags, nblks, cmdlen, error; 752 753 SC_DEBUG(periph, SCSIPI_DB2, ("cdstart ")); 754 /* 755 * Check if the device has room for another command 756 */ 757 while (periph->periph_active < periph->periph_openings) { 758 /* 759 * there is excess capacity, but a special waits 760 * It'll need the adapter as soon as we clear out of the 761 * way and let it run (user level wait). 762 */ 763 if (periph->periph_flags & PERIPH_WAITING) { 764 periph->periph_flags &= ~PERIPH_WAITING; 765 wakeup((void *)periph); 766 return; 767 } 768 769 /* 770 * If the device has become invalid, abort all the 771 * reads and writes until all files have been closed and 772 * re-opened 773 */ 774 if (__predict_false( 775 (periph->periph_flags & PERIPH_MEDIA_LOADED) == 0)) { 776 if ((bp = bufq_get(cd->buf_queue)) != NULL) { 777 bp->b_error = EIO; 778 bp->b_resid = bp->b_bcount; 779 biodone(bp); 780 continue; 781 } else { 782 return; 783 } 784 } 785 786 /* 787 * See if there is a buf with work for us to do.. 788 */ 789 if ((bp = bufq_peek(cd->buf_queue)) == NULL) 790 return; 791 792 /* 793 * We have a buf, now we should make a command. 794 */ 795 796 nblks = howmany(bp->b_bcount, cd->params.blksize); 797 798 /* 799 * Fill out the scsi command. If the transfer will 800 * fit in a "small" cdb, use it. 801 */ 802 if (((bp->b_rawblkno & 0x1fffff) == bp->b_rawblkno) && 803 ((nblks & 0xff) == nblks) && 804 !(periph->periph_quirks & PQUIRK_ONLYBIG)) { 805 /* 806 * We can fit in a small cdb. 807 */ 808 memset(&cmd_small, 0, sizeof(cmd_small)); 809 cmd_small.opcode = (bp->b_flags & B_READ) ? 810 SCSI_READ_6_COMMAND : SCSI_WRITE_6_COMMAND; 811 _lto3b(bp->b_rawblkno, cmd_small.addr); 812 cmd_small.length = nblks & 0xff; 813 cmdlen = sizeof(cmd_small); 814 cmdp = (struct scsipi_generic *)&cmd_small; 815 } else { 816 /* 817 * Need a large cdb. 818 */ 819 memset(&cmd_big, 0, sizeof(cmd_big)); 820 cmd_big.opcode = (bp->b_flags & B_READ) ? 821 READ_10 : WRITE_10; 822 _lto4b(bp->b_rawblkno, cmd_big.addr); 823 _lto2b(nblks, cmd_big.length); 824 cmdlen = sizeof(cmd_big); 825 cmdp = (struct scsipi_generic *)&cmd_big; 826 } 827 828 /* Instrumentation. */ 829 disk_busy(&cd->sc_dk); 830 831 /* 832 * Figure out what flags to use. 833 */ 834 flags = XS_CTL_NOSLEEP|XS_CTL_ASYNC|XS_CTL_SIMPLE_TAG; 835 if (bp->b_flags & B_READ) 836 flags |= XS_CTL_DATA_IN; 837 else 838 flags |= XS_CTL_DATA_OUT; 839 840 /* 841 * Call the routine that chats with the adapter. 842 * Note: we cannot sleep as we may be an interrupt 843 */ 844 xs = scsipi_make_xs(periph, cmdp, cmdlen, 845 (u_char *)bp->b_data, bp->b_bcount, 846 CDRETRIES, 30000, bp, flags); 847 if (__predict_false(xs == NULL)) { 848 /* 849 * out of memory. Keep this buffer in the queue, and 850 * retry later. 851 */ 852 callout_reset(&cd->sc_callout, hz / 2, cdrestart, 853 periph); 854 return; 855 } 856 /* 857 * need to dequeue the buffer before queuing the command, 858 * because cdstart may be called recursively from the 859 * HBA driver 860 */ 861 #ifdef DIAGNOSTIC 862 if (bufq_get(cd->buf_queue) != bp) 863 panic("cdstart(): dequeued wrong buf"); 864 #else 865 bufq_get(cd->buf_queue); 866 #endif 867 error = scsipi_execute_xs(xs); 868 /* with a scsipi_xfer preallocated, scsipi_command can't fail */ 869 KASSERT(error == 0); 870 } 871 } 872 873 static void 874 cdrestart(void *v) 875 { 876 int s = splbio(); 877 cdstart((struct scsipi_periph *)v); 878 splx(s); 879 } 880 881 static void 882 cddone(struct scsipi_xfer *xs, int error) 883 { 884 struct cd_softc *cd = device_private(xs->xs_periph->periph_dev); 885 struct buf *bp = xs->bp; 886 887 if (bp) { 888 /* note, bp->b_resid is NOT initialised */ 889 bp->b_error = error; 890 bp->b_resid = xs->resid; 891 if (error) { 892 /* on a read/write error bp->b_resid is zero, so fix */ 893 bp->b_resid = bp->b_bcount; 894 } 895 896 disk_unbusy(&cd->sc_dk, bp->b_bcount - bp->b_resid, 897 (bp->b_flags & B_READ)); 898 rnd_add_uint32(&cd->rnd_source, bp->b_rawblkno); 899 900 biodone(bp); 901 } 902 } 903 904 static void 905 cdbounce(struct buf *bp) 906 { 907 struct cdbounce *bounce = (struct cdbounce *)bp->b_private; 908 struct buf *obp = bounce->obp; 909 struct cd_softc *cd = 910 device_lookup_private(&cd_cd, CDUNIT(obp->b_dev)); 911 struct disklabel *lp = cd->sc_dk.dk_label; 912 913 if (bp->b_error != 0) { 914 /* EEK propagate the error and free the memory */ 915 goto done; 916 } 917 918 KASSERT(obp->b_flags & B_READ); 919 920 /* copy bounce buffer to final destination */ 921 memcpy((char *)obp->b_data + bounce->doff, 922 (char *)bp->b_data + bounce->soff, bounce->bcount); 923 924 /* check if we need more I/O, i.e. bounce put us over MAXPHYS */ 925 KASSERT(bounce->resid >= bounce->bcount); 926 bounce->resid -= bounce->bcount; 927 if (bounce->resid > 0) { 928 struct buf *nbp; 929 daddr_t blkno; 930 long count; 931 int s; 932 933 blkno = obp->b_rawblkno + 934 ((obp->b_bcount - bounce->resid) / lp->d_secsize); 935 count = ((blkno * lp->d_secsize) % cd->params.blksize); 936 blkno = (blkno * lp->d_secsize) / cd->params.blksize; 937 bounce->soff = count; 938 bounce->doff += bounce->bcount; 939 count += bounce->resid; 940 count = roundup(count, cd->params.blksize); 941 bounce->bcount = bounce->resid; 942 if (count > MAXPHYS) { 943 bounce->bcount = MAXPHYS - bounce->soff; 944 count = MAXPHYS; 945 } 946 947 nbp = getiobuf(NULL, false); 948 if (!nbp) { 949 /* No memory -- fail the iop. */ 950 bp->b_error = ENOMEM; 951 goto done; 952 } 953 954 /* Set up the IOP to the bounce buffer. */ 955 nbp->b_error = 0; 956 nbp->b_proc = obp->b_proc; 957 nbp->b_bcount = count; 958 nbp->b_bufsize = count; 959 nbp->b_data = bp->b_data; 960 nbp->b_rawblkno = blkno; 961 nbp->b_flags = obp->b_flags | B_READ; 962 nbp->b_oflags = obp->b_oflags; 963 nbp->b_cflags = obp->b_cflags; 964 nbp->b_iodone = cdbounce; 965 966 /* store bounce state in b_private and use new buf */ 967 nbp->b_private = bounce; 968 969 BIO_COPYPRIO(nbp, obp); 970 971 bp->b_data = NULL; 972 putiobuf(bp); 973 974 /* enqueue the request and return */ 975 s = splbio(); 976 bufq_put(cd->buf_queue, nbp); 977 cdstart(cd->sc_periph); 978 splx(s); 979 980 return; 981 } 982 983 done: 984 obp->b_error = bp->b_error; 985 obp->b_resid = bp->b_resid; 986 free(bp->b_data, M_DEVBUF); 987 free(bounce, M_DEVBUF); 988 bp->b_data = NULL; 989 putiobuf(bp); 990 biodone(obp); 991 } 992 993 static int 994 cd_interpret_sense(struct scsipi_xfer *xs) 995 { 996 struct scsipi_periph *periph = xs->xs_periph; 997 struct scsi_sense_data *sense = &xs->sense.scsi_sense; 998 int retval = EJUSTRETURN; 999 1000 /* 1001 * If it isn't a extended or extended/deferred error, let 1002 * the generic code handle it. 1003 */ 1004 if (SSD_RCODE(sense->response_code) != SSD_RCODE_CURRENT && 1005 SSD_RCODE(sense->response_code) != SSD_RCODE_DEFERRED) 1006 return (retval); 1007 1008 /* 1009 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit 1010 * Is In The Process of Becoming Ready" (Sense code 0x04,0x01), then 1011 * wait a bit for the drive to spin up 1012 */ 1013 1014 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1015 (sense->asc == 0x04) && (sense->ascq == 0x01)) { 1016 /* 1017 * Sleep for 5 seconds to wait for the drive to spin up 1018 */ 1019 1020 SC_DEBUG(periph, SCSIPI_DB1, ("Waiting 5 sec for CD " 1021 "spinup\n")); 1022 if (!callout_pending(&periph->periph_callout)) 1023 scsipi_periph_freeze(periph, 1); 1024 callout_reset(&periph->periph_callout, 1025 5 * hz, scsipi_periph_timed_thaw, periph); 1026 retval = ERESTART; 1027 } 1028 1029 /* 1030 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Logical Unit Not 1031 * Ready, Operation In Progress" (Sense code 0x04, 0x07), 1032 * then wait for the specified time 1033 */ 1034 1035 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1036 (sense->asc == 0x04) && (sense->ascq == 0x07)) { 1037 /* 1038 * we could listen to the delay; but it looks like the skey 1039 * data is not always returned. 1040 */ 1041 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1042 1043 /* wait for a half second and get going again */ 1044 if (!callout_pending(&periph->periph_callout)) 1045 scsipi_periph_freeze(periph, 1); 1046 callout_reset(&periph->periph_callout, 1047 hz/2, scsipi_periph_timed_thaw, periph); 1048 retval = ERESTART; 1049 } 1050 1051 /* 1052 * If we got a "Unit not ready" (SKEY_NOT_READY) and "Long write in 1053 * progress" (Sense code 0x04, 0x08), then wait for the specified 1054 * time 1055 */ 1056 1057 if ((SSD_SENSE_KEY(sense->flags) == SKEY_NOT_READY) && 1058 (sense->asc == 0x04) && (sense->ascq == 0x08)) { 1059 /* 1060 * long write in process; we could listen to the delay; but it 1061 * looks like the skey data is not always returned. 1062 */ 1063 /* cd_delay = _2btol(sense->sks.sks_bytes); */ 1064 1065 /* wait for a half second and get going again */ 1066 if (!callout_pending(&periph->periph_callout)) 1067 scsipi_periph_freeze(periph, 1); 1068 callout_reset(&periph->periph_callout, 1069 hz/2, scsipi_periph_timed_thaw, periph); 1070 retval = ERESTART; 1071 } 1072 1073 return (retval); 1074 } 1075 1076 static void 1077 cdminphys(struct buf *bp) 1078 { 1079 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(bp->b_dev)); 1080 long xmax; 1081 1082 /* 1083 * If the device is ancient, we want to make sure that 1084 * the transfer fits into a 6-byte cdb. 1085 * 1086 * XXX Note that the SCSI-I spec says that 256-block transfers 1087 * are allowed in a 6-byte read/write, and are specified 1088 * by settng the "length" to 0. However, we're conservative 1089 * here, allowing only 255-block transfers in case an 1090 * ancient device gets confused by length == 0. A length of 0 1091 * in a 10-byte read/write actually means 0 blocks. 1092 */ 1093 if (cd->flags & CDF_ANCIENT) { 1094 xmax = cd->sc_dk.dk_label->d_secsize * 0xff; 1095 1096 if (bp->b_bcount > xmax) 1097 bp->b_bcount = xmax; 1098 } 1099 1100 (*cd->sc_periph->periph_channel->chan_adapter->adapt_minphys)(bp); 1101 } 1102 1103 static int 1104 cdread(dev_t dev, struct uio *uio, int ioflag) 1105 { 1106 return (physio(cdstrategy, NULL, dev, B_READ, cdminphys, uio)); 1107 } 1108 1109 static int 1110 cdwrite(dev_t dev, struct uio *uio, int ioflag) 1111 { 1112 return (physio(cdstrategy, NULL, dev, B_WRITE, cdminphys, uio)); 1113 } 1114 1115 #if 0 /* XXX Not used */ 1116 /* 1117 * conversion between minute-seconde-frame and logical block address 1118 * addresses format 1119 */ 1120 static void 1121 lba2msf(u_long lba, u_char *m, u_char *s, u_char *f) 1122 { 1123 u_long tmp; 1124 1125 tmp = lba + CD_BLOCK_OFFSET; /* offset of first logical frame */ 1126 tmp &= 0xffffff; /* negative lbas use only 24 bits */ 1127 *m = tmp / (CD_SECS * CD_FRAMES); 1128 tmp %= (CD_SECS * CD_FRAMES); 1129 *s = tmp / CD_FRAMES; 1130 *f = tmp % CD_FRAMES; 1131 } 1132 #endif /* XXX Not used */ 1133 1134 /* 1135 * Convert an hour:minute:second:frame address to a logical block adres. In 1136 * theory the number of secs/minute and number of frames/second could be 1137 * configured differently in the device as could the block offset but in 1138 * practice these values are rock solid and most drives don't even allow 1139 * theses values to be changed. 1140 */ 1141 static uint32_t 1142 hmsf2lba(uint8_t h, uint8_t m, uint8_t s, uint8_t f) 1143 { 1144 return (((((uint32_t) h * 60 + m) * CD_SECS) + s) * CD_FRAMES + f) 1145 - CD_BLOCK_OFFSET; 1146 } 1147 1148 static int 1149 cdreadmsaddr(struct cd_softc *cd, struct cd_formatted_toc *toc, int *addr) 1150 { 1151 struct scsipi_periph *periph = cd->sc_periph; 1152 int error; 1153 struct cd_toc_entry *cte; 1154 1155 error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, toc, 1156 sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry), 1157 0, 0x40 /* control word for "get MS info" */); 1158 1159 if (error) 1160 return (error); 1161 1162 cte = &toc->entries[0]; 1163 if (periph->periph_quirks & PQUIRK_LITTLETOC) { 1164 cte->addr.lba = le32toh(cte->addr.lba); 1165 toc->header.len = le16toh(toc->header.len); 1166 } else { 1167 cte->addr.lba = be32toh(cte->addr.lba); 1168 toc->header.len = be16toh(toc->header.len); 1169 } 1170 1171 *addr = (toc->header.len >= 10 && cte->track > 1) ? 1172 cte->addr.lba : 0; 1173 return 0; 1174 } 1175 1176 /* synchronise caches code from sd.c, move to scsipi_ioctl.c ? */ 1177 static int 1178 cdcachesync(struct scsipi_periph *periph, int flags) { 1179 struct scsi_synchronize_cache_10 cmd; 1180 1181 /* 1182 * Issue a SYNCHRONIZE CACHE. MMC devices have to issue with address 0 1183 * and length 0 as it can't synchronise parts of the disc per spec. 1184 * We ignore ILLEGAL REQUEST in the event that the command is not 1185 * supported by the device, and poll for completion so that we know 1186 * that the cache has actually been flushed. 1187 * 1188 * XXX should we handle the PQUIRK_NOSYNCCACHE ? 1189 */ 1190 1191 memset(&cmd, 0, sizeof(cmd)); 1192 cmd.opcode = SCSI_SYNCHRONIZE_CACHE_10; 1193 1194 return (scsipi_command(periph, (void *)&cmd, sizeof(cmd), 0, 0, 1195 CDRETRIES, 30000, NULL, flags | XS_CTL_IGNORE_ILLEGAL_REQUEST)); 1196 } 1197 1198 static int 1199 do_cdioreadentries(struct cd_softc *cd, struct ioc_read_toc_entry *te, 1200 struct cd_formatted_toc *toc) 1201 { 1202 /* READ TOC format 0 command, entries */ 1203 struct ioc_toc_header *th; 1204 struct cd_toc_entry *cte; 1205 u_int len = te->data_len; 1206 int ntracks; 1207 int error; 1208 1209 th = &toc->header; 1210 1211 if (len > sizeof(toc->entries) || 1212 len < sizeof(toc->entries[0])) 1213 return (EINVAL); 1214 error = cd_read_toc(cd, CD_TOC_FORM, te->address_format, 1215 te->starting_track, toc, 1216 sizeof(toc->header) + len, 1217 0, 0); 1218 if (error) 1219 return (error); 1220 if (te->address_format == CD_LBA_FORMAT) 1221 for (ntracks = 1222 th->ending_track - th->starting_track + 1; 1223 ntracks >= 0; ntracks--) { 1224 cte = &toc->entries[ntracks]; 1225 cte->addr_type = CD_LBA_FORMAT; 1226 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1227 cte->addr.lba = le32toh(cte->addr.lba); 1228 else 1229 cte->addr.lba = be32toh(cte->addr.lba); 1230 } 1231 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1232 th->len = le16toh(th->len); 1233 else 1234 th->len = be16toh(th->len); 1235 return 0; 1236 } 1237 1238 /* 1239 * Perform special action on behalf of the user. 1240 * Knows about the internals of this device 1241 */ 1242 static int 1243 cdioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 1244 { 1245 struct cd_softc *cd = device_lookup_private(&cd_cd, CDUNIT(dev)); 1246 struct scsipi_periph *periph = cd->sc_periph; 1247 struct cd_formatted_toc toc; 1248 int part = CDPART(dev); 1249 int error = 0; 1250 int s; 1251 #ifdef __HAVE_OLD_DISKLABEL 1252 struct disklabel *newlabel = NULL; 1253 #endif 1254 1255 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, ("cdioctl 0x%lx ", cmd)); 1256 1257 /* 1258 * If the device is not valid, some IOCTLs can still be 1259 * handled on the raw partition. Check this here. 1260 */ 1261 if ((periph->periph_flags & PERIPH_MEDIA_LOADED) == 0) { 1262 switch (cmd) { 1263 case DIOCWLABEL: 1264 case DIOCLOCK: 1265 case ODIOCEJECT: 1266 case DIOCEJECT: 1267 case DIOCCACHESYNC: 1268 case DIOCTUR: 1269 case SCIOCIDENTIFY: 1270 case OSCIOCIDENTIFY: 1271 case SCIOCCOMMAND: 1272 case SCIOCDEBUG: 1273 case CDIOCGETVOL: 1274 case CDIOCSETVOL: 1275 case CDIOCSETMONO: 1276 case CDIOCSETSTEREO: 1277 case CDIOCSETMUTE: 1278 case CDIOCSETLEFT: 1279 case CDIOCSETRIGHT: 1280 case CDIOCCLOSE: 1281 case CDIOCEJECT: 1282 case CDIOCALLOW: 1283 case CDIOCPREVENT: 1284 case CDIOCSETDEBUG: 1285 case CDIOCCLRDEBUG: 1286 case CDIOCRESET: 1287 case SCIOCRESET: 1288 case CDIOCLOADUNLOAD: 1289 case DVD_AUTH: 1290 case DVD_READ_STRUCT: 1291 case DIOCGSTRATEGY: 1292 case DIOCSSTRATEGY: 1293 if (part == RAW_PART) 1294 break; 1295 /* FALLTHROUGH */ 1296 default: 1297 if ((periph->periph_flags & PERIPH_OPEN) == 0) 1298 return (ENODEV); 1299 else 1300 return (EIO); 1301 } 1302 } 1303 1304 error = disk_ioctl(&cd->sc_dk, cmd, addr, flag, l); 1305 if (error != EPASSTHROUGH) 1306 return (error); 1307 1308 switch (cmd) { 1309 case DIOCGDINFO: 1310 *(struct disklabel *)addr = *(cd->sc_dk.dk_label); 1311 return (0); 1312 #ifdef __HAVE_OLD_DISKLABEL 1313 case ODIOCGDINFO: 1314 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1315 if (newlabel == NULL) 1316 return (EIO); 1317 memcpy(newlabel, cd->sc_dk.dk_label, sizeof (*newlabel)); 1318 if (newlabel->d_npartitions > OLDMAXPARTITIONS) 1319 error = ENOTTY; 1320 else 1321 memcpy(addr, newlabel, sizeof (struct olddisklabel)); 1322 free(newlabel, M_TEMP); 1323 return error; 1324 #endif 1325 1326 case DIOCGPART: 1327 ((struct partinfo *)addr)->disklab = cd->sc_dk.dk_label; 1328 ((struct partinfo *)addr)->part = 1329 &cd->sc_dk.dk_label->d_partitions[part]; 1330 return (0); 1331 1332 case DIOCWDINFO: 1333 case DIOCSDINFO: 1334 #ifdef __HAVE_OLD_DISKLABEL 1335 case ODIOCWDINFO: 1336 case ODIOCSDINFO: 1337 #endif 1338 { 1339 struct disklabel *lp; 1340 1341 if ((flag & FWRITE) == 0) 1342 return (EBADF); 1343 1344 #ifdef __HAVE_OLD_DISKLABEL 1345 if (cmd == ODIOCSDINFO || cmd == ODIOCWDINFO) { 1346 newlabel = malloc(sizeof (*newlabel), M_TEMP, 1347 M_WAITOK | M_ZERO); 1348 if (newlabel == NULL) 1349 return (EIO); 1350 memcpy(newlabel, addr, sizeof (struct olddisklabel)); 1351 lp = newlabel; 1352 } else 1353 #endif 1354 lp = addr; 1355 1356 mutex_enter(&cd->sc_lock); 1357 cd->flags |= CDF_LABELLING; 1358 1359 error = setdisklabel(cd->sc_dk.dk_label, 1360 lp, /*cd->sc_dk.dk_openmask : */0, 1361 cd->sc_dk.dk_cpulabel); 1362 if (error == 0) { 1363 /* XXX ? */ 1364 } 1365 1366 cd->flags &= ~CDF_LABELLING; 1367 mutex_exit(&cd->sc_lock); 1368 #ifdef __HAVE_OLD_DISKLABEL 1369 if (newlabel != NULL) 1370 free(newlabel, M_TEMP); 1371 #endif 1372 return (error); 1373 } 1374 1375 case DIOCWLABEL: 1376 return (EBADF); 1377 1378 case DIOCGDEFLABEL: 1379 cdgetdefaultlabel(cd, &toc, addr); 1380 return (0); 1381 1382 #ifdef __HAVE_OLD_DISKLABEL 1383 case ODIOCGDEFLABEL: 1384 newlabel = malloc(sizeof (*newlabel), M_TEMP, M_WAITOK); 1385 if (newlabel == NULL) 1386 return (EIO); 1387 cdgetdefaultlabel(cd, &toc, newlabel); 1388 if (newlabel->d_npartitions > OLDMAXPARTITIONS) 1389 error = ENOTTY; 1390 else 1391 memcpy(addr, newlabel, sizeof (struct olddisklabel)); 1392 free(newlabel, M_TEMP); 1393 return error; 1394 #endif 1395 1396 case DIOCTUR: { 1397 /* test unit ready */ 1398 error = scsipi_test_unit_ready(cd->sc_periph, XS_CTL_SILENT); 1399 *((int*)addr) = (error == 0); 1400 if (error == ENODEV || error == EIO || error == 0) 1401 return 0; 1402 return error; 1403 } 1404 1405 case CDIOCPLAYTRACKS: { 1406 /* PLAY_MSF command */ 1407 struct ioc_play_track *args = addr; 1408 1409 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1410 return (error); 1411 return (cd_play_tracks(cd, &toc, args->start_track, 1412 args->start_index, args->end_track, args->end_index)); 1413 } 1414 case CDIOCPLAYMSF: { 1415 /* PLAY_MSF command */ 1416 struct ioc_play_msf *args = addr; 1417 1418 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1419 return (error); 1420 return (cd_play_msf(cd, args->start_m, args->start_s, 1421 args->start_f, args->end_m, args->end_s, args->end_f)); 1422 } 1423 case CDIOCPLAYBLOCKS: { 1424 /* PLAY command */ 1425 struct ioc_play_blocks *args = addr; 1426 1427 if ((error = cd_set_pa_immed(cd, 0)) != 0) 1428 return (error); 1429 return (cd_play(cd, args->blk, args->len)); 1430 } 1431 case CDIOCREADSUBCHANNEL: { 1432 /* READ_SUBCHANNEL command */ 1433 struct ioc_read_subchannel *args = addr; 1434 struct cd_sub_channel_info data; 1435 u_int len = args->data_len; 1436 1437 if (len > sizeof(data) || 1438 len < sizeof(struct cd_sub_channel_header)) 1439 return (EINVAL); 1440 error = cd_read_subchannel(cd, args->address_format, 1441 args->data_format, args->track, &data, len, 0); 1442 if (error) 1443 return (error); 1444 len = min(len, _2btol(data.header.data_len) + 1445 sizeof(struct cd_sub_channel_header)); 1446 return (copyout(&data, args->data, len)); 1447 } 1448 case CDIOCREADSUBCHANNEL_BUF: { 1449 /* As CDIOCREADSUBCHANNEL, but without a 2nd buffer area */ 1450 struct ioc_read_subchannel_buf *args = addr; 1451 if (args->req.data_len != sizeof args->info) 1452 return EINVAL; 1453 return cd_read_subchannel(cd, args->req.address_format, 1454 args->req.data_format, args->req.track, &args->info, 1455 sizeof(args->info), 0); 1456 } 1457 case CDIOREADTOCHEADER: { 1458 /* READ TOC format 0 command, static header */ 1459 if ((error = cd_read_toc(cd, CD_TOC_FORM, 0, 0, 1460 &toc, sizeof(toc.header), 0, 0)) != 0) 1461 return (error); 1462 if (cd->sc_periph->periph_quirks & PQUIRK_LITTLETOC) 1463 toc.header.len = le16toh(toc.header.len); 1464 else 1465 toc.header.len = be16toh(toc.header.len); 1466 memcpy(addr, &toc.header, sizeof(toc.header)); 1467 return (0); 1468 } 1469 case CDIOREADTOCENTRYS: { 1470 struct ioc_read_toc_entry *te = addr; 1471 error = do_cdioreadentries(cd, te, &toc); 1472 if (error != 0) 1473 return error; 1474 return copyout(toc.entries, te->data, min(te->data_len, 1475 toc.header.len - (sizeof(toc.header.starting_track) 1476 + sizeof(toc.header.ending_track)))); 1477 } 1478 case CDIOREADTOCENTRIES_BUF: { 1479 struct ioc_read_toc_entry_buf *te = addr; 1480 error = do_cdioreadentries(cd, &te->req, &toc); 1481 if (error != 0) 1482 return error; 1483 memcpy(te->entry, toc.entries, min(te->req.data_len, 1484 toc.header.len - (sizeof(toc.header.starting_track) 1485 + sizeof(toc.header.ending_track)))); 1486 return 0; 1487 } 1488 case CDIOREADMSADDR: { 1489 /* READ TOC format 0 command, length of first track only */ 1490 int sessno = *(int*)addr; 1491 1492 if (sessno != 0) 1493 return (EINVAL); 1494 1495 return (cdreadmsaddr(cd, &toc, addr)); 1496 } 1497 case CDIOCSETPATCH: { 1498 struct ioc_patch *arg = addr; 1499 1500 return (cd_setchan(cd, arg->patch[0], arg->patch[1], 1501 arg->patch[2], arg->patch[3], 0)); 1502 } 1503 case CDIOCGETVOL: { 1504 /* MODE SENSE command (AUDIO page) */ 1505 struct ioc_vol *arg = addr; 1506 1507 return (cd_getvol(cd, arg, 0)); 1508 } 1509 case CDIOCSETVOL: { 1510 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1511 struct ioc_vol *arg = addr; 1512 1513 return (cd_setvol(cd, arg, 0)); 1514 } 1515 case CDIOCSETMONO: 1516 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1517 return (cd_setchan(cd, BOTH_CHANNEL, BOTH_CHANNEL, 1518 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1519 1520 case CDIOCSETSTEREO: 1521 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1522 return (cd_setchan(cd, LEFT_CHANNEL, RIGHT_CHANNEL, 1523 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1524 1525 case CDIOCSETMUTE: 1526 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1527 return (cd_setchan(cd, MUTE_CHANNEL, MUTE_CHANNEL, 1528 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1529 1530 case CDIOCSETLEFT: 1531 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1532 return (cd_setchan(cd, LEFT_CHANNEL, LEFT_CHANNEL, 1533 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1534 1535 case CDIOCSETRIGHT: 1536 /* MODE SENSE/MODE SELECT commands (AUDIO page) */ 1537 return (cd_setchan(cd, RIGHT_CHANNEL, RIGHT_CHANNEL, 1538 MUTE_CHANNEL, MUTE_CHANNEL, 0)); 1539 1540 case CDIOCRESUME: 1541 /* PAUSE command */ 1542 return (cd_pause(cd, PA_RESUME)); 1543 case CDIOCPAUSE: 1544 /* PAUSE command */ 1545 return (cd_pause(cd, PA_PAUSE)); 1546 case CDIOCSTART: 1547 return (scsipi_start(periph, SSS_START, 0)); 1548 case CDIOCSTOP: 1549 return (scsipi_start(periph, SSS_STOP, 0)); 1550 case CDIOCCLOSE: 1551 return (scsipi_start(periph, SSS_START|SSS_LOEJ, 1552 XS_CTL_IGNORE_NOT_READY | XS_CTL_IGNORE_MEDIA_CHANGE)); 1553 case DIOCEJECT: 1554 if (*(int *)addr == 0) { 1555 /* 1556 * Don't force eject: check that we are the only 1557 * partition open. If so, unlock it. 1558 */ 1559 if ((cd->sc_dk.dk_openmask & ~(1 << part)) == 0 && 1560 cd->sc_dk.dk_bopenmask + cd->sc_dk.dk_copenmask == 1561 cd->sc_dk.dk_openmask) { 1562 error = scsipi_prevent(periph, SPAMR_ALLOW, 1563 XS_CTL_IGNORE_NOT_READY); 1564 if (error) 1565 return (error); 1566 } else { 1567 return (EBUSY); 1568 } 1569 } 1570 /* FALLTHROUGH */ 1571 case CDIOCEJECT: /* FALLTHROUGH */ 1572 case ODIOCEJECT: 1573 error = scsipi_start(periph, SSS_STOP|SSS_LOEJ, 0); 1574 if (error == 0) { 1575 int i; 1576 1577 /* 1578 * We have just successfully ejected the medium, 1579 * all partitions cached are meaningless now. 1580 * Make sure cdclose() will do silent operations 1581 * now by marking all partitions unused. 1582 * Before any real access, a new (default-)disk- 1583 * label will be generated anyway. 1584 */ 1585 for (i = 0; i < cd->sc_dk.dk_label->d_npartitions; 1586 i++) 1587 cd->sc_dk.dk_label->d_partitions[i].p_fstype = 1588 FS_UNUSED; 1589 } 1590 return error; 1591 case DIOCCACHESYNC: 1592 /* SYNCHRONISE CACHES command */ 1593 return (cdcachesync(periph, 0)); 1594 case CDIOCALLOW: 1595 return (scsipi_prevent(periph, SPAMR_ALLOW, 0)); 1596 case CDIOCPREVENT: 1597 return (scsipi_prevent(periph, SPAMR_PREVENT_DT, 0)); 1598 case DIOCLOCK: 1599 return (scsipi_prevent(periph, 1600 (*(int *)addr) ? SPAMR_PREVENT_DT : SPAMR_ALLOW, 0)); 1601 case CDIOCSETDEBUG: 1602 cd->sc_periph->periph_dbflags |= (SCSIPI_DB1 | SCSIPI_DB2); 1603 return (0); 1604 case CDIOCCLRDEBUG: 1605 cd->sc_periph->periph_dbflags &= ~(SCSIPI_DB1 | SCSIPI_DB2); 1606 return (0); 1607 case CDIOCRESET: 1608 case SCIOCRESET: 1609 return (cd_reset(cd)); 1610 case CDIOCLOADUNLOAD: 1611 /* LOAD_UNLOAD command */ 1612 return (cd_load_unload(cd, addr)); 1613 case DVD_AUTH: 1614 /* GPCMD_REPORT_KEY or GPCMD_SEND_KEY command */ 1615 return (dvd_auth(cd, addr)); 1616 case DVD_READ_STRUCT: 1617 /* GPCMD_READ_DVD_STRUCTURE command */ 1618 return (dvd_read_struct(cd, addr)); 1619 case MMCGETDISCINFO: 1620 /* 1621 * GET_CONFIGURATION, READ_DISCINFO, READ_TRACKINFO, 1622 * (READ_TOCf2, READ_CD_CAPACITY and GET_CONFIGURATION) commands 1623 */ 1624 return mmc_getdiscinfo(periph, (struct mmc_discinfo *) addr); 1625 case MMCGETTRACKINFO: 1626 /* READ TOCf2, READ_CD_CAPACITY and READ_TRACKINFO commands */ 1627 return mmc_gettrackinfo(periph, (struct mmc_trackinfo *) addr); 1628 case MMCOP: 1629 /* 1630 * CLOSE TRACK/SESSION, RESERVE_TRACK, REPAIR_TRACK, 1631 * SYNCHRONISE_CACHE commands 1632 */ 1633 return mmc_do_op(periph, (struct mmc_op *) addr); 1634 case MMCSETUPWRITEPARAMS : 1635 /* MODE SENSE page 5, MODE_SELECT page 5 commands */ 1636 return mmc_setup_writeparams(periph, (struct mmc_writeparams *) addr); 1637 case DIOCGSTRATEGY: 1638 { 1639 struct disk_strategy *dks = addr; 1640 1641 s = splbio(); 1642 strlcpy(dks->dks_name, bufq_getstrategyname(cd->buf_queue), 1643 sizeof(dks->dks_name)); 1644 splx(s); 1645 dks->dks_paramlen = 0; 1646 1647 return 0; 1648 } 1649 case DIOCSSTRATEGY: 1650 { 1651 struct disk_strategy *dks = addr; 1652 struct bufq_state *new; 1653 struct bufq_state *old; 1654 1655 if ((flag & FWRITE) == 0) { 1656 return EBADF; 1657 } 1658 if (dks->dks_param != NULL) { 1659 return EINVAL; 1660 } 1661 dks->dks_name[sizeof(dks->dks_name) - 1] = 0; /* ensure term */ 1662 error = bufq_alloc(&new, dks->dks_name, 1663 BUFQ_EXACT|BUFQ_SORT_RAWBLOCK); 1664 if (error) { 1665 return error; 1666 } 1667 s = splbio(); 1668 old = cd->buf_queue; 1669 bufq_move(new, old); 1670 cd->buf_queue = new; 1671 splx(s); 1672 bufq_free(old); 1673 1674 return 0; 1675 } 1676 default: 1677 if (part != RAW_PART) 1678 return (ENOTTY); 1679 return (scsipi_do_ioctl(periph, dev, cmd, addr, flag, l)); 1680 } 1681 1682 #ifdef DIAGNOSTIC 1683 panic("cdioctl: impossible"); 1684 #endif 1685 } 1686 1687 static void 1688 cdgetdefaultlabel(struct cd_softc *cd, struct cd_formatted_toc *toc, 1689 struct disklabel *lp) 1690 { 1691 int lastsession; 1692 1693 memset(lp, 0, sizeof(struct disklabel)); 1694 1695 lp->d_secsize = cd->params.blksize; 1696 lp->d_ntracks = 1; 1697 lp->d_nsectors = 100; 1698 lp->d_ncylinders = (cd->params.disksize / 100) + 1; 1699 lp->d_secpercyl = lp->d_ntracks * lp->d_nsectors; 1700 1701 switch (SCSIPI_BUSTYPE_TYPE(scsipi_periph_bustype(cd->sc_periph))) { 1702 case SCSIPI_BUSTYPE_SCSI: 1703 lp->d_type = DTYPE_SCSI; 1704 break; 1705 case SCSIPI_BUSTYPE_ATAPI: 1706 lp->d_type = DTYPE_ATAPI; 1707 break; 1708 } 1709 /* 1710 * XXX 1711 * We could probe the mode pages to figure out what kind of disc it is. 1712 * Is this worthwhile? 1713 */ 1714 strncpy(lp->d_typename, "optical media", 16); 1715 strncpy(lp->d_packname, "fictitious", 16); 1716 lp->d_secperunit = cd->params.disksize; 1717 lp->d_rpm = 300; 1718 lp->d_interleave = 1; 1719 lp->d_flags = D_REMOVABLE | D_SCSI_MMC; 1720 1721 if (cdreadmsaddr(cd, toc, &lastsession) != 0) 1722 lastsession = 0; 1723 1724 lp->d_partitions[0].p_offset = 0; 1725 lp->d_partitions[0].p_size = lp->d_secperunit; 1726 lp->d_partitions[0].p_cdsession = lastsession; 1727 lp->d_partitions[0].p_fstype = FS_ISO9660; 1728 1729 lp->d_partitions[RAW_PART].p_offset = 0; 1730 lp->d_partitions[RAW_PART].p_size = lp->d_secperunit; 1731 lp->d_partitions[RAW_PART].p_fstype = FS_UDF; 1732 1733 lp->d_npartitions = RAW_PART + 1; 1734 1735 lp->d_magic = DISKMAGIC; 1736 lp->d_magic2 = DISKMAGIC; 1737 lp->d_checksum = dkcksum(lp); 1738 } 1739 1740 /* 1741 * Load the label information on the named device 1742 * Actually fabricate a disklabel 1743 * 1744 * EVENTUALLY take information about different 1745 * data tracks from the TOC and put it in the disklabel 1746 */ 1747 static void 1748 cdgetdisklabel(struct cd_softc *cd) 1749 { 1750 struct disklabel *lp = cd->sc_dk.dk_label; 1751 struct cd_formatted_toc toc; 1752 const char *errstring; 1753 int bmajor; 1754 1755 memset(cd->sc_dk.dk_cpulabel, 0, sizeof(struct cpu_disklabel)); 1756 1757 cdgetdefaultlabel(cd, &toc, lp); 1758 1759 /* 1760 * Call the generic disklabel extraction routine 1761 * 1762 * bmajor follows ata_raid code 1763 */ 1764 bmajor = devsw_name2blk(device_xname(cd->sc_dev), NULL, 0); 1765 errstring = readdisklabel(MAKECDDEV(bmajor, 1766 device_unit(cd->sc_dev), RAW_PART), 1767 cdstrategy, lp, cd->sc_dk.dk_cpulabel); 1768 1769 /* if all went OK, we are passed a NULL error string */ 1770 if (errstring == NULL) 1771 return; 1772 1773 /* Reset to default label -- after printing error and the warning */ 1774 aprint_error_dev(cd->sc_dev, "%s\n", errstring); 1775 memset(cd->sc_dk.dk_cpulabel, 0, sizeof(struct cpu_disklabel)); 1776 cdgetdefaultlabel(cd, &toc, lp); 1777 } 1778 1779 /* 1780 * Reading a disc's total capacity is apparently a very difficult issue for the 1781 * SCSI standardisation group. Every disc type seems to have its own 1782 * (re)invented size request method and modifiers. The failsafe way of 1783 * determining the total (max) capacity i.e. not the recorded capacity but the 1784 * total maximum capacity is to request the info on the last track and 1785 * calculate the total size. 1786 * 1787 * For ROM drives, we go for the CD recorded capacity. For recordable devices 1788 * we count. 1789 */ 1790 static int 1791 read_cd_capacity(struct scsipi_periph *periph, u_int *blksize, u_long *size) 1792 { 1793 struct scsipi_read_cd_capacity cap_cmd; 1794 struct scsipi_read_cd_cap_data cap; 1795 struct scsipi_read_discinfo di_cmd; 1796 struct scsipi_read_discinfo_data di; 1797 struct scsipi_read_trackinfo ti_cmd; 1798 struct scsipi_read_trackinfo_data ti; 1799 uint32_t track_start, track_size; 1800 int error, flags, msb, lsb, last_track; 1801 1802 /* if the device doesn't grok capacity, return the dummies */ 1803 if (periph->periph_quirks & PQUIRK_NOCAPACITY) 1804 return 0; 1805 1806 /* first try read CD capacity for blksize and recorded size */ 1807 /* issue the cd capacity request */ 1808 flags = XS_CTL_DATA_IN; 1809 memset(&cap_cmd, 0, sizeof(cap_cmd)); 1810 cap_cmd.opcode = READ_CD_CAPACITY; 1811 1812 error = scsipi_command(periph, 1813 (void *) &cap_cmd, sizeof(cap_cmd), 1814 (void *) &cap, sizeof(cap), 1815 CDRETRIES, 30000, NULL, flags); 1816 if (error) 1817 return error; 1818 1819 /* retrieve values and sanity check them */ 1820 *blksize = _4btol(cap.length); 1821 *size = _4btol(cap.addr); 1822 1823 /* blksize is 2048 for CD, but some drives give gibberish */ 1824 if ((*blksize < 512) || ((*blksize & 511) != 0)) 1825 *blksize = 2048; /* some drives lie ! */ 1826 1827 /* recordables have READ_DISCINFO implemented */ 1828 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 1829 memset(&di_cmd, 0, sizeof(di_cmd)); 1830 di_cmd.opcode = READ_DISCINFO; 1831 _lto2b(READ_DISCINFO_BIGSIZE, di_cmd.data_len); 1832 1833 error = scsipi_command(periph, 1834 (void *) &di_cmd, sizeof(di_cmd), 1835 (void *) &di, READ_DISCINFO_BIGSIZE, 1836 CDRETRIES, 30000, NULL, flags); 1837 if (error == 0) { 1838 msb = di.last_track_last_session_msb; 1839 lsb = di.last_track_last_session_lsb; 1840 last_track = (msb << 8) | lsb; 1841 1842 /* request info on last track */ 1843 memset(&ti_cmd, 0, sizeof(ti_cmd)); 1844 ti_cmd.opcode = READ_TRACKINFO; 1845 ti_cmd.addr_type = 1; /* on tracknr */ 1846 _lto4b(last_track, ti_cmd.address); /* tracknr */ 1847 _lto2b(sizeof(ti), ti_cmd.data_len); 1848 1849 error = scsipi_command(periph, 1850 (void *) &ti_cmd, sizeof(ti_cmd), 1851 (void *) &ti, sizeof(ti), 1852 CDRETRIES, 30000, NULL, flags); 1853 if (error == 0) { 1854 track_start = _4btol(ti.track_start); 1855 track_size = _4btol(ti.track_size); 1856 1857 /* overwrite only with a sane value */ 1858 if (track_start + track_size >= 100) 1859 *size = (u_long) track_start + track_size; 1860 } 1861 } 1862 1863 /* sanity check for size */ 1864 if (*size < 100) 1865 *size = 400000; 1866 1867 return 0; 1868 } 1869 1870 /* 1871 * Find out from the device what it's capacity is 1872 */ 1873 static u_long 1874 cd_size(struct cd_softc *cd, int flags) 1875 { 1876 u_int blksize; 1877 u_long size; 1878 int error; 1879 1880 error = read_cd_capacity(cd->sc_periph, &blksize, &size); 1881 if (error) 1882 goto error; 1883 1884 if (blksize != 2048) { 1885 if (cd_setblksize(cd) == 0) { 1886 blksize = 2048; 1887 error = read_cd_capacity(cd->sc_periph, 1888 &blksize, &size); 1889 if (error) 1890 goto error; 1891 } 1892 } 1893 cd->params.blksize = blksize; 1894 cd->params.disksize = size; 1895 cd->params.disksize512 = ((u_int64_t)cd->params.disksize * blksize) / DEV_BSIZE; 1896 1897 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, 1898 ("cd_size: %u %lu\n", blksize, size)); 1899 1900 return size; 1901 1902 error: 1903 /* 1904 * Something went wrong - return fake values 1905 * 1906 * XXX - what is this good for? Should return 0 and let the caller deal 1907 */ 1908 cd->params.blksize = 2048; 1909 cd->params.disksize = 400000; 1910 cd->params.disksize512 = ((u_int64_t)cd->params.disksize 1911 * cd->params.blksize) / DEV_BSIZE; 1912 1913 SC_DEBUG(cd->sc_periph, SCSIPI_DB2, 1914 ("cd_size: failed, fake values %u %lu\n", blksize, size)); 1915 1916 return size; 1917 } 1918 1919 /* 1920 * Get scsi driver to send a "start playing" command 1921 */ 1922 static int 1923 cd_play(struct cd_softc *cd, int blkno, int nblks) 1924 { 1925 struct scsipi_play cmd; 1926 1927 memset(&cmd, 0, sizeof(cmd)); 1928 cmd.opcode = PLAY; 1929 _lto4b(blkno, cmd.blk_addr); 1930 _lto2b(nblks, cmd.xfer_len); 1931 1932 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1933 CDRETRIES, 30000, NULL, 0)); 1934 } 1935 1936 /* 1937 * Get scsi driver to send a "start playing" command 1938 */ 1939 static int 1940 cd_play_tracks(struct cd_softc *cd, struct cd_formatted_toc *toc, int strack, 1941 int sindex, int etrack, int eindex) 1942 { 1943 int error; 1944 1945 if (!etrack) 1946 return (EIO); 1947 if (strack > etrack) 1948 return (EINVAL); 1949 1950 error = cd_load_toc(cd, CD_TOC_FORM, toc, 0); 1951 if (error) 1952 return (error); 1953 1954 if (++etrack > (toc->header.ending_track+1)) 1955 etrack = toc->header.ending_track+1; 1956 1957 strack -= toc->header.starting_track; 1958 etrack -= toc->header.starting_track; 1959 if (strack < 0) 1960 return (EINVAL); 1961 1962 return (cd_play_msf(cd, toc->entries[strack].addr.msf.minute, 1963 toc->entries[strack].addr.msf.second, 1964 toc->entries[strack].addr.msf.frame, 1965 toc->entries[etrack].addr.msf.minute, 1966 toc->entries[etrack].addr.msf.second, 1967 toc->entries[etrack].addr.msf.frame)); 1968 } 1969 1970 /* 1971 * Get scsi driver to send a "play msf" command 1972 */ 1973 static int 1974 cd_play_msf(struct cd_softc *cd, int startm, int starts, int startf, int endm, 1975 int ends, int endf) 1976 { 1977 struct scsipi_play_msf cmd; 1978 1979 memset(&cmd, 0, sizeof(cmd)); 1980 cmd.opcode = PLAY_MSF; 1981 cmd.start_m = startm; 1982 cmd.start_s = starts; 1983 cmd.start_f = startf; 1984 cmd.end_m = endm; 1985 cmd.end_s = ends; 1986 cmd.end_f = endf; 1987 1988 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 1989 CDRETRIES, 30000, NULL, 0)); 1990 } 1991 1992 /* 1993 * Get scsi driver to send a "start up" command 1994 */ 1995 static int 1996 cd_pause(struct cd_softc *cd, int go) 1997 { 1998 struct scsipi_pause cmd; 1999 2000 memset(&cmd, 0, sizeof(cmd)); 2001 cmd.opcode = PAUSE; 2002 cmd.resume = go & 0xff; 2003 2004 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 2005 CDRETRIES, 30000, NULL, 0)); 2006 } 2007 2008 /* 2009 * Get scsi driver to send a "RESET" command 2010 */ 2011 static int 2012 cd_reset(struct cd_softc *cd) 2013 { 2014 2015 return (scsipi_command(cd->sc_periph, 0, 0, 0, 0, 2016 CDRETRIES, 30000, NULL, XS_CTL_RESET)); 2017 } 2018 2019 /* 2020 * Read subchannel 2021 */ 2022 static int 2023 cd_read_subchannel(struct cd_softc *cd, int mode, int format, int track, 2024 struct cd_sub_channel_info *data, int len, int flags) 2025 { 2026 struct scsipi_read_subchannel cmd; 2027 2028 memset(&cmd, 0, sizeof(cmd)); 2029 cmd.opcode = READ_SUBCHANNEL; 2030 if (mode == CD_MSF_FORMAT) 2031 cmd.byte2 |= CD_MSF; 2032 cmd.byte3 = SRS_SUBQ; 2033 cmd.subchan_format = format; 2034 cmd.track = track; 2035 _lto2b(len, cmd.data_len); 2036 2037 return (scsipi_command(cd->sc_periph, 2038 (void *)&cmd, sizeof(struct scsipi_read_subchannel), 2039 (void *)data, len, 2040 CDRETRIES, 30000, NULL, flags | XS_CTL_DATA_IN | XS_CTL_SILENT)); 2041 } 2042 2043 /* 2044 * Read table of contents 2045 */ 2046 static int 2047 cd_read_toc(struct cd_softc *cd, int respf, int mode, int start, 2048 struct cd_formatted_toc *toc, int len, int flags, int control) 2049 { 2050 struct scsipi_read_toc cmd; 2051 int ntoc; 2052 2053 memset(&cmd, 0, sizeof(cmd)); 2054 #if 0 2055 if (len != sizeof(struct ioc_toc_header)) 2056 ntoc = ((len) - sizeof(struct ioc_toc_header)) / 2057 sizeof(struct cd_toc_entry); 2058 else 2059 #endif 2060 ntoc = len; 2061 cmd.opcode = READ_TOC; 2062 if (mode == CD_MSF_FORMAT) 2063 cmd.addr_mode |= CD_MSF; 2064 cmd.resp_format = respf; 2065 cmd.from_track = start; 2066 _lto2b(ntoc, cmd.data_len); 2067 cmd.control = control; 2068 2069 return (scsipi_command(cd->sc_periph, 2070 (void *)&cmd, sizeof(cmd), (void *)toc, len, CDRETRIES, 2071 30000, NULL, flags | XS_CTL_DATA_IN)); 2072 } 2073 2074 static int 2075 cd_load_toc(struct cd_softc *cd, int respf, struct cd_formatted_toc *toc, int flags) 2076 { 2077 int ntracks, len, error; 2078 2079 if ((error = cd_read_toc(cd, respf, 0, 0, toc, sizeof(toc->header), 2080 flags, 0)) != 0) 2081 return (error); 2082 2083 ntracks = toc->header.ending_track - toc->header.starting_track + 1; 2084 len = (ntracks + 1) * sizeof(struct cd_toc_entry) + 2085 sizeof(toc->header); 2086 if ((error = cd_read_toc(cd, respf, CD_MSF_FORMAT, 0, toc, len, 2087 flags, 0)) != 0) 2088 return (error); 2089 return (0); 2090 } 2091 2092 /* 2093 * Get the scsi driver to send a full inquiry to the device and use the 2094 * results to fill out the disk parameter structure. 2095 */ 2096 static int 2097 cd_get_parms(struct cd_softc *cd, int flags) 2098 { 2099 2100 /* 2101 * give a number of sectors so that sec * trks * cyls 2102 * is <= disk_size 2103 */ 2104 if (cd_size(cd, flags) == 0) 2105 return (ENXIO); 2106 disk_blocksize(&cd->sc_dk, cd->params.blksize); 2107 return (0); 2108 } 2109 2110 static int 2111 cdsize(dev_t dev) 2112 { 2113 2114 /* CD-ROMs are read-only. */ 2115 return (-1); 2116 } 2117 2118 static int 2119 cddump(dev_t dev, daddr_t blkno, void *va, size_t size) 2120 { 2121 2122 /* Not implemented. */ 2123 return (ENXIO); 2124 } 2125 2126 #define dvd_copy_key(dst, src) memcpy((dst), (src), sizeof(dvd_key)) 2127 #define dvd_copy_challenge(dst, src) memcpy((dst), (src), sizeof(dvd_challenge)) 2128 2129 static int 2130 dvd_auth(struct cd_softc *cd, dvd_authinfo *a) 2131 { 2132 struct scsipi_generic cmd; 2133 u_int8_t bf[20]; 2134 int error; 2135 2136 memset(cmd.bytes, 0, 15); 2137 memset(bf, 0, sizeof(bf)); 2138 2139 switch (a->type) { 2140 case DVD_LU_SEND_AGID: 2141 cmd.opcode = GPCMD_REPORT_KEY; 2142 cmd.bytes[8] = 8; 2143 cmd.bytes[9] = 0 | (0 << 6); 2144 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2145 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2146 if (error) 2147 return (error); 2148 a->lsa.agid = bf[7] >> 6; 2149 return (0); 2150 2151 case DVD_LU_SEND_CHALLENGE: 2152 cmd.opcode = GPCMD_REPORT_KEY; 2153 cmd.bytes[8] = 16; 2154 cmd.bytes[9] = 1 | (a->lsc.agid << 6); 2155 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2156 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2157 if (error) 2158 return (error); 2159 dvd_copy_challenge(a->lsc.chal, &bf[4]); 2160 return (0); 2161 2162 case DVD_LU_SEND_KEY1: 2163 cmd.opcode = GPCMD_REPORT_KEY; 2164 cmd.bytes[8] = 12; 2165 cmd.bytes[9] = 2 | (a->lsk.agid << 6); 2166 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2167 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2168 if (error) 2169 return (error); 2170 dvd_copy_key(a->lsk.key, &bf[4]); 2171 return (0); 2172 2173 case DVD_LU_SEND_TITLE_KEY: 2174 cmd.opcode = GPCMD_REPORT_KEY; 2175 _lto4b(a->lstk.lba, &cmd.bytes[1]); 2176 cmd.bytes[8] = 12; 2177 cmd.bytes[9] = 4 | (a->lstk.agid << 6); 2178 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2179 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2180 if (error) 2181 return (error); 2182 a->lstk.cpm = (bf[4] >> 7) & 1; 2183 a->lstk.cp_sec = (bf[4] >> 6) & 1; 2184 a->lstk.cgms = (bf[4] >> 4) & 3; 2185 dvd_copy_key(a->lstk.title_key, &bf[5]); 2186 return (0); 2187 2188 case DVD_LU_SEND_ASF: 2189 cmd.opcode = GPCMD_REPORT_KEY; 2190 cmd.bytes[8] = 8; 2191 cmd.bytes[9] = 5 | (a->lsasf.agid << 6); 2192 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2193 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2194 if (error) 2195 return (error); 2196 a->lsasf.asf = bf[7] & 1; 2197 return (0); 2198 2199 case DVD_HOST_SEND_CHALLENGE: 2200 cmd.opcode = GPCMD_SEND_KEY; 2201 cmd.bytes[8] = 16; 2202 cmd.bytes[9] = 1 | (a->hsc.agid << 6); 2203 bf[1] = 14; 2204 dvd_copy_challenge(&bf[4], a->hsc.chal); 2205 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2206 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 2207 if (error) 2208 return (error); 2209 a->type = DVD_LU_SEND_KEY1; 2210 return (0); 2211 2212 case DVD_HOST_SEND_KEY2: 2213 cmd.opcode = GPCMD_SEND_KEY; 2214 cmd.bytes[8] = 12; 2215 cmd.bytes[9] = 3 | (a->hsk.agid << 6); 2216 bf[1] = 10; 2217 dvd_copy_key(&bf[4], a->hsk.key); 2218 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 12, 2219 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 2220 if (error) { 2221 a->type = DVD_AUTH_FAILURE; 2222 return (error); 2223 } 2224 a->type = DVD_AUTH_ESTABLISHED; 2225 return (0); 2226 2227 case DVD_INVALIDATE_AGID: 2228 cmd.opcode = GPCMD_REPORT_KEY; 2229 cmd.bytes[9] = 0x3f | (a->lsa.agid << 6); 2230 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 16, 2231 CDRETRIES, 30000, NULL, 0); 2232 if (error) 2233 return (error); 2234 return (0); 2235 2236 case DVD_LU_SEND_RPC_STATE: 2237 cmd.opcode = GPCMD_REPORT_KEY; 2238 cmd.bytes[8] = 8; 2239 cmd.bytes[9] = 8 | (0 << 6); 2240 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2241 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2242 if (error) 2243 return (error); 2244 a->lrpcs.type = (bf[4] >> 6) & 3; 2245 a->lrpcs.vra = (bf[4] >> 3) & 7; 2246 a->lrpcs.ucca = (bf[4]) & 7; 2247 a->lrpcs.region_mask = bf[5]; 2248 a->lrpcs.rpc_scheme = bf[6]; 2249 return (0); 2250 2251 case DVD_HOST_SEND_RPC_STATE: 2252 cmd.opcode = GPCMD_SEND_KEY; 2253 cmd.bytes[8] = 8; 2254 cmd.bytes[9] = 6 | (0 << 6); 2255 bf[1] = 6; 2256 bf[4] = a->hrpcs.pdrc; 2257 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 8, 2258 CDRETRIES, 30000, NULL, XS_CTL_DATA_OUT); 2259 if (error) 2260 return (error); 2261 return (0); 2262 2263 default: 2264 return (ENOTTY); 2265 } 2266 } 2267 2268 static int 2269 dvd_read_physical(struct cd_softc *cd, dvd_struct *s) 2270 { 2271 struct scsipi_generic cmd; 2272 u_int8_t bf[4 + 4 * 20], *bufp; 2273 int error; 2274 struct dvd_layer *layer; 2275 int i; 2276 2277 memset(cmd.bytes, 0, 15); 2278 memset(bf, 0, sizeof(bf)); 2279 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2280 cmd.bytes[6] = s->type; 2281 _lto2b(sizeof(bf), &cmd.bytes[7]); 2282 2283 cmd.bytes[5] = s->physical.layer_num; 2284 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2285 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2286 if (error) 2287 return (error); 2288 for (i = 0, bufp = &bf[4], layer = &s->physical.layer[0]; i < 4; 2289 i++, bufp += 20, layer++) { 2290 memset(layer, 0, sizeof(*layer)); 2291 layer->book_version = bufp[0] & 0xf; 2292 layer->book_type = bufp[0] >> 4; 2293 layer->min_rate = bufp[1] & 0xf; 2294 layer->disc_size = bufp[1] >> 4; 2295 layer->layer_type = bufp[2] & 0xf; 2296 layer->track_path = (bufp[2] >> 4) & 1; 2297 layer->nlayers = (bufp[2] >> 5) & 3; 2298 layer->track_density = bufp[3] & 0xf; 2299 layer->linear_density = bufp[3] >> 4; 2300 layer->start_sector = _4btol(&bufp[4]); 2301 layer->end_sector = _4btol(&bufp[8]); 2302 layer->end_sector_l0 = _4btol(&bufp[12]); 2303 layer->bca = bufp[16] >> 7; 2304 } 2305 return (0); 2306 } 2307 2308 static int 2309 dvd_read_copyright(struct cd_softc *cd, dvd_struct *s) 2310 { 2311 struct scsipi_generic cmd; 2312 u_int8_t bf[8]; 2313 int error; 2314 2315 memset(cmd.bytes, 0, 15); 2316 memset(bf, 0, sizeof(bf)); 2317 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2318 cmd.bytes[6] = s->type; 2319 _lto2b(sizeof(bf), &cmd.bytes[7]); 2320 2321 cmd.bytes[5] = s->copyright.layer_num; 2322 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2323 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2324 if (error) 2325 return (error); 2326 s->copyright.cpst = bf[4]; 2327 s->copyright.rmi = bf[5]; 2328 return (0); 2329 } 2330 2331 static int 2332 dvd_read_disckey(struct cd_softc *cd, dvd_struct *s) 2333 { 2334 struct scsipi_generic cmd; 2335 u_int8_t *bf; 2336 int error; 2337 2338 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2339 if (bf == NULL) 2340 return EIO; 2341 memset(cmd.bytes, 0, 15); 2342 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2343 cmd.bytes[6] = s->type; 2344 _lto2b(4 + 2048, &cmd.bytes[7]); 2345 2346 cmd.bytes[9] = s->disckey.agid << 6; 2347 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2348 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2349 if (error == 0) 2350 memcpy(s->disckey.value, &bf[4], 2048); 2351 free(bf, M_TEMP); 2352 return error; 2353 } 2354 2355 static int 2356 dvd_read_bca(struct cd_softc *cd, dvd_struct *s) 2357 { 2358 struct scsipi_generic cmd; 2359 u_int8_t bf[4 + 188]; 2360 int error; 2361 2362 memset(cmd.bytes, 0, 15); 2363 memset(bf, 0, sizeof(bf)); 2364 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2365 cmd.bytes[6] = s->type; 2366 _lto2b(sizeof(bf), &cmd.bytes[7]); 2367 2368 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, sizeof(bf), 2369 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2370 if (error) 2371 return (error); 2372 s->bca.len = _2btol(&bf[0]); 2373 if (s->bca.len < 12 || s->bca.len > 188) 2374 return (EIO); 2375 memcpy(s->bca.value, &bf[4], s->bca.len); 2376 return (0); 2377 } 2378 2379 static int 2380 dvd_read_manufact(struct cd_softc *cd, dvd_struct *s) 2381 { 2382 struct scsipi_generic cmd; 2383 u_int8_t *bf; 2384 int error; 2385 2386 bf = malloc(4 + 2048, M_TEMP, M_WAITOK|M_ZERO); 2387 if (bf == NULL) 2388 return (EIO); 2389 memset(cmd.bytes, 0, 15); 2390 cmd.opcode = GPCMD_READ_DVD_STRUCTURE; 2391 cmd.bytes[6] = s->type; 2392 _lto2b(4 + 2048, &cmd.bytes[7]); 2393 2394 error = scsipi_command(cd->sc_periph, &cmd, 12, bf, 4 + 2048, 2395 CDRETRIES, 30000, NULL, XS_CTL_DATA_IN); 2396 if (error == 0) { 2397 s->manufact.len = _2btol(&bf[0]); 2398 if (s->manufact.len >= 0 && s->manufact.len <= 2048) 2399 memcpy(s->manufact.value, &bf[4], s->manufact.len); 2400 else 2401 error = EIO; 2402 } 2403 free(bf, M_TEMP); 2404 return error; 2405 } 2406 2407 static int 2408 dvd_read_struct(struct cd_softc *cd, dvd_struct *s) 2409 { 2410 2411 switch (s->type) { 2412 case DVD_STRUCT_PHYSICAL: 2413 return (dvd_read_physical(cd, s)); 2414 case DVD_STRUCT_COPYRIGHT: 2415 return (dvd_read_copyright(cd, s)); 2416 case DVD_STRUCT_DISCKEY: 2417 return (dvd_read_disckey(cd, s)); 2418 case DVD_STRUCT_BCA: 2419 return (dvd_read_bca(cd, s)); 2420 case DVD_STRUCT_MANUFACT: 2421 return (dvd_read_manufact(cd, s)); 2422 default: 2423 return (EINVAL); 2424 } 2425 } 2426 2427 static int 2428 cd_mode_sense(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2429 int page, int flags, int *big) 2430 { 2431 2432 if (cd->sc_periph->periph_quirks & PQUIRK_ONLYBIG) { 2433 *big = 1; 2434 return scsipi_mode_sense_big(cd->sc_periph, byte2, page, sense, 2435 size + sizeof(struct scsi_mode_parameter_header_10), 2436 flags, CDRETRIES, 20000); 2437 } else { 2438 *big = 0; 2439 return scsipi_mode_sense(cd->sc_periph, byte2, page, sense, 2440 size + sizeof(struct scsi_mode_parameter_header_6), 2441 flags, CDRETRIES, 20000); 2442 } 2443 } 2444 2445 static int 2446 cd_mode_select(struct cd_softc *cd, u_int8_t byte2, void *sense, size_t size, 2447 int flags, int big) 2448 { 2449 2450 if (big) { 2451 struct scsi_mode_parameter_header_10 *header = sense; 2452 2453 _lto2b(0, header->data_length); 2454 return scsipi_mode_select_big(cd->sc_periph, byte2, sense, 2455 size + sizeof(struct scsi_mode_parameter_header_10), 2456 flags, CDRETRIES, 20000); 2457 } else { 2458 struct scsi_mode_parameter_header_6 *header = sense; 2459 2460 header->data_length = 0; 2461 return scsipi_mode_select(cd->sc_periph, byte2, sense, 2462 size + sizeof(struct scsi_mode_parameter_header_6), 2463 flags, CDRETRIES, 20000); 2464 } 2465 } 2466 2467 static int 2468 cd_set_pa_immed(struct cd_softc *cd, int flags) 2469 { 2470 struct { 2471 union { 2472 struct scsi_mode_parameter_header_6 small; 2473 struct scsi_mode_parameter_header_10 big; 2474 } header; 2475 struct cd_audio_page page; 2476 } data; 2477 int error; 2478 uint8_t oflags; 2479 int big, byte2; 2480 struct cd_audio_page *page; 2481 2482 byte2 = SMS_DBD; 2483 try_again: 2484 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2485 AUDIO_PAGE, flags, &big)) != 0) { 2486 if (byte2 == SMS_DBD) { 2487 /* Device may not understand DBD; retry without */ 2488 byte2 = 0; 2489 goto try_again; 2490 } 2491 return (error); 2492 } 2493 2494 if (big) 2495 page = (void *)((u_long)&data.header.big + 2496 sizeof data.header.big + 2497 _2btol(data.header.big.blk_desc_len)); 2498 else 2499 page = (void *)((u_long)&data.header.small + 2500 sizeof data.header.small + 2501 data.header.small.blk_desc_len); 2502 2503 oflags = page->flags; 2504 page->flags &= ~CD_PA_SOTC; 2505 page->flags |= CD_PA_IMMED; 2506 if (oflags == page->flags) 2507 return (0); 2508 2509 return (cd_mode_select(cd, SMS_PF, &data, 2510 sizeof(struct scsi_mode_page_header) + page->pg_length, 2511 flags, big)); 2512 } 2513 2514 static int 2515 cd_setchan(struct cd_softc *cd, int p0, int p1, int p2, int p3, int flags) 2516 { 2517 struct { 2518 union { 2519 struct scsi_mode_parameter_header_6 small; 2520 struct scsi_mode_parameter_header_10 big; 2521 } header; 2522 struct cd_audio_page page; 2523 } data; 2524 int error; 2525 int big, byte2; 2526 struct cd_audio_page *page; 2527 2528 byte2 = SMS_DBD; 2529 try_again: 2530 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2531 AUDIO_PAGE, flags, &big)) != 0) { 2532 if (byte2 == SMS_DBD) { 2533 /* Device may not understand DBD; retry without */ 2534 byte2 = 0; 2535 goto try_again; 2536 } 2537 return (error); 2538 } 2539 2540 if (big) 2541 page = (void *)((u_long)&data.header.big + 2542 sizeof data.header.big + 2543 _2btol(data.header.big.blk_desc_len)); 2544 else 2545 page = (void *)((u_long)&data.header.small + 2546 sizeof data.header.small + 2547 data.header.small.blk_desc_len); 2548 2549 page->port[0].channels = p0; 2550 page->port[1].channels = p1; 2551 page->port[2].channels = p2; 2552 page->port[3].channels = p3; 2553 2554 return (cd_mode_select(cd, SMS_PF, &data, 2555 sizeof(struct scsi_mode_page_header) + page->pg_length, 2556 flags, big)); 2557 } 2558 2559 static int 2560 cd_getvol(struct cd_softc *cd, struct ioc_vol *arg, int flags) 2561 { 2562 struct { 2563 union { 2564 struct scsi_mode_parameter_header_6 small; 2565 struct scsi_mode_parameter_header_10 big; 2566 } header; 2567 struct cd_audio_page page; 2568 } data; 2569 int error; 2570 int big, byte2; 2571 struct cd_audio_page *page; 2572 2573 byte2 = SMS_DBD; 2574 try_again: 2575 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2576 AUDIO_PAGE, flags, &big)) != 0) { 2577 if (byte2 == SMS_DBD) { 2578 /* Device may not understand DBD; retry without */ 2579 byte2 = 0; 2580 goto try_again; 2581 } 2582 return (error); 2583 } 2584 2585 if (big) 2586 page = (void *)((u_long)&data.header.big + 2587 sizeof data.header.big + 2588 _2btol(data.header.big.blk_desc_len)); 2589 else 2590 page = (void *)((u_long)&data.header.small + 2591 sizeof data.header.small + 2592 data.header.small.blk_desc_len); 2593 2594 arg->vol[0] = page->port[0].volume; 2595 arg->vol[1] = page->port[1].volume; 2596 arg->vol[2] = page->port[2].volume; 2597 arg->vol[3] = page->port[3].volume; 2598 2599 return (0); 2600 } 2601 2602 static int 2603 cd_setvol(struct cd_softc *cd, const struct ioc_vol *arg, int flags) 2604 { 2605 struct { 2606 union { 2607 struct scsi_mode_parameter_header_6 small; 2608 struct scsi_mode_parameter_header_10 big; 2609 } header; 2610 struct cd_audio_page page; 2611 } data, mask; 2612 int error; 2613 int big, byte2; 2614 struct cd_audio_page *page, *page2; 2615 2616 byte2 = SMS_DBD; 2617 try_again: 2618 if ((error = cd_mode_sense(cd, byte2, &data, sizeof(data.page), 2619 AUDIO_PAGE, flags, &big)) != 0) { 2620 if (byte2 == SMS_DBD) { 2621 /* Device may not understand DBD; retry without */ 2622 byte2 = 0; 2623 goto try_again; 2624 } 2625 return (error); 2626 } 2627 if ((error = cd_mode_sense(cd, byte2, &mask, sizeof(mask.page), 2628 AUDIO_PAGE|SMS_PCTRL_CHANGEABLE, flags, &big)) != 0) 2629 return (error); 2630 2631 if (big) { 2632 page = (void *)((u_long)&data.header.big + 2633 sizeof data.header.big + 2634 _2btol(data.header.big.blk_desc_len)); 2635 page2 = (void *)((u_long)&mask.header.big + 2636 sizeof mask.header.big + 2637 _2btol(mask.header.big.blk_desc_len)); 2638 } else { 2639 page = (void *)((u_long)&data.header.small + 2640 sizeof data.header.small + 2641 data.header.small.blk_desc_len); 2642 page2 = (void *)((u_long)&mask.header.small + 2643 sizeof mask.header.small + 2644 mask.header.small.blk_desc_len); 2645 } 2646 2647 page->port[0].volume = arg->vol[0] & page2->port[0].volume; 2648 page->port[1].volume = arg->vol[1] & page2->port[1].volume; 2649 page->port[2].volume = arg->vol[2] & page2->port[2].volume; 2650 page->port[3].volume = arg->vol[3] & page2->port[3].volume; 2651 2652 page->port[0].channels = CHANNEL_0; 2653 page->port[1].channels = CHANNEL_1; 2654 2655 return (cd_mode_select(cd, SMS_PF, &data, 2656 sizeof(struct scsi_mode_page_header) + page->pg_length, 2657 flags, big)); 2658 } 2659 2660 static int 2661 cd_load_unload(struct cd_softc *cd, struct ioc_load_unload *args) 2662 { 2663 struct scsipi_load_unload cmd; 2664 2665 memset(&cmd, 0, sizeof(cmd)); 2666 cmd.opcode = LOAD_UNLOAD; 2667 cmd.options = args->options; /* ioctl uses MMC values */ 2668 cmd.slot = args->slot; 2669 2670 return (scsipi_command(cd->sc_periph, (void *)&cmd, sizeof(cmd), 0, 0, 2671 CDRETRIES, 200000, NULL, 0)); 2672 } 2673 2674 static int 2675 cd_setblksize(struct cd_softc *cd) 2676 { 2677 struct { 2678 union { 2679 struct scsi_mode_parameter_header_6 small; 2680 struct scsi_mode_parameter_header_10 big; 2681 } header; 2682 struct scsi_general_block_descriptor blk_desc; 2683 } data; 2684 int error; 2685 int big, bsize; 2686 struct scsi_general_block_descriptor *bdesc; 2687 2688 if ((error = cd_mode_sense(cd, 0, &data, sizeof(data.blk_desc), 0, 0, 2689 &big)) != 0) 2690 return (error); 2691 2692 if (big) { 2693 bdesc = (void *)(&data.header.big + 1); 2694 bsize = _2btol(data.header.big.blk_desc_len); 2695 } else { 2696 bdesc = (void *)(&data.header.small + 1); 2697 bsize = data.header.small.blk_desc_len; 2698 } 2699 2700 if (bsize == 0) { 2701 printf("cd_setblksize: trying to change bsize, but no blk_desc\n"); 2702 return (EINVAL); 2703 } 2704 if (_3btol(bdesc->blklen) == 2048) { 2705 printf("cd_setblksize: trying to change bsize, but blk_desc is correct\n"); 2706 return (EINVAL); 2707 } 2708 2709 _lto3b(2048, bdesc->blklen); 2710 2711 return (cd_mode_select(cd, SMS_PF, &data, sizeof(data.blk_desc), 0, 2712 big)); 2713 } 2714 2715 2716 static int 2717 mmc_profile2class(uint16_t mmc_profile) 2718 { 2719 switch (mmc_profile) { 2720 case 0x01 : /* SCSI discs */ 2721 case 0x02 : 2722 /* this can't happen really, cd.c wouldn't have matched */ 2723 return MMC_CLASS_DISC; 2724 case 0x03 : /* Magneto Optical with sector erase */ 2725 case 0x04 : /* Magneto Optical write once */ 2726 case 0x05 : /* Advance Storage Magneto Optical */ 2727 return MMC_CLASS_MO; 2728 case 0x00 : /* Unknown MMC profile, can also be CD-ROM */ 2729 case 0x08 : /* CD-ROM */ 2730 case 0x09 : /* CD-R */ 2731 case 0x0a : /* CD-RW */ 2732 return MMC_CLASS_CD; 2733 case 0x10 : /* DVD-ROM */ 2734 case 0x11 : /* DVD-R */ 2735 case 0x12 : /* DVD-RAM */ 2736 case 0x13 : /* DVD-RW restricted overwrite */ 2737 case 0x14 : /* DVD-RW sequential */ 2738 case 0x1a : /* DVD+RW */ 2739 case 0x1b : /* DVD+R */ 2740 case 0x2a : /* DVD+RW Dual layer */ 2741 case 0x2b : /* DVD+R Dual layer */ 2742 case 0x50 : /* HD DVD-ROM */ 2743 case 0x51 : /* HD DVD-R */ 2744 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 2745 return MMC_CLASS_DVD; 2746 case 0x40 : /* BD-ROM */ 2747 case 0x41 : /* BD-R Sequential recording (SRM) */ 2748 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 2749 case 0x43 : /* BD-RE */ 2750 return MMC_CLASS_BD; 2751 } 2752 return MMC_CLASS_UNKN; 2753 } 2754 2755 2756 /* 2757 * Drive/media combination is reflected in a series of features that can 2758 * either be current or dormant. We try to make sense out of them to create a 2759 * set of easy to use flags that abstract the device/media capabilities. 2760 */ 2761 2762 static void 2763 mmc_process_feature(struct mmc_discinfo *mmc_discinfo, 2764 uint16_t feature, int cur, uint8_t *rpos) 2765 { 2766 uint32_t blockingnr; 2767 uint64_t flags; 2768 2769 if (cur == 1) { 2770 flags = mmc_discinfo->mmc_cur; 2771 } else { 2772 flags = mmc_discinfo->mmc_cap; 2773 } 2774 2775 switch (feature) { 2776 case 0x0010 : /* random readable feature */ 2777 blockingnr = rpos[5] | (rpos[4] << 8); 2778 if (blockingnr > 1) 2779 flags |= MMC_CAP_PACKET; 2780 2781 /* RW error page */ 2782 break; 2783 case 0x0020 : /* random writable feature */ 2784 flags |= MMC_CAP_RECORDABLE; 2785 flags |= MMC_CAP_REWRITABLE; 2786 blockingnr = rpos[9] | (rpos[8] << 8); 2787 if (blockingnr > 1) 2788 flags |= MMC_CAP_PACKET; 2789 break; 2790 case 0x0021 : /* incremental streaming write feature */ 2791 flags |= MMC_CAP_RECORDABLE; 2792 flags |= MMC_CAP_SEQUENTIAL; 2793 if (cur) 2794 mmc_discinfo->link_block_penalty = rpos[4]; 2795 if (rpos[2] & 1) 2796 flags |= MMC_CAP_ZEROLINKBLK; 2797 break; 2798 case 0x0022 : /* (obsolete) erase support feature */ 2799 flags |= MMC_CAP_RECORDABLE; 2800 flags |= MMC_CAP_ERASABLE; 2801 break; 2802 case 0x0023 : /* formatting media support feature */ 2803 flags |= MMC_CAP_RECORDABLE; 2804 flags |= MMC_CAP_FORMATTABLE; 2805 break; 2806 case 0x0024 : /* hardware assised defect management feature */ 2807 flags |= MMC_CAP_HW_DEFECTFREE; 2808 break; 2809 case 0x0025 : /* write once */ 2810 flags |= MMC_CAP_RECORDABLE; 2811 break; 2812 case 0x0026 : /* restricted overwrite feature */ 2813 flags |= MMC_CAP_RECORDABLE; 2814 flags |= MMC_CAP_REWRITABLE; 2815 flags |= MMC_CAP_STRICTOVERWRITE; 2816 break; 2817 case 0x0028 : /* MRW formatted media support feature */ 2818 flags |= MMC_CAP_MRW; 2819 break; 2820 case 0x002b : /* DVD+R read (and opt. write) support */ 2821 flags |= MMC_CAP_SEQUENTIAL; 2822 if (rpos[0] & 1) /* write support */ 2823 flags |= MMC_CAP_RECORDABLE; 2824 break; 2825 case 0x002c : /* rigid restricted overwrite feature */ 2826 flags |= MMC_CAP_RECORDABLE; 2827 flags |= MMC_CAP_REWRITABLE; 2828 flags |= MMC_CAP_STRICTOVERWRITE; 2829 if (rpos[0] & 1) /* blank bit */ 2830 flags |= MMC_CAP_BLANKABLE; 2831 break; 2832 case 0x002d : /* track at once recording feature */ 2833 flags |= MMC_CAP_RECORDABLE; 2834 flags |= MMC_CAP_SEQUENTIAL; 2835 break; 2836 case 0x002f : /* DVD-R/-RW write feature */ 2837 flags |= MMC_CAP_RECORDABLE; 2838 if (rpos[0] & 2) /* DVD-RW bit */ 2839 flags |= MMC_CAP_BLANKABLE; 2840 break; 2841 case 0x0038 : /* BD-R SRM with pseudo overwrite */ 2842 flags |= MMC_CAP_PSEUDOOVERWRITE; 2843 break; 2844 default : 2845 /* ignore */ 2846 break; 2847 } 2848 2849 if (cur == 1) { 2850 mmc_discinfo->mmc_cur = flags; 2851 } else { 2852 mmc_discinfo->mmc_cap = flags; 2853 } 2854 } 2855 2856 static int 2857 mmc_getdiscinfo_cdrom(struct scsipi_periph *periph, 2858 struct mmc_discinfo *mmc_discinfo) 2859 { 2860 struct scsipi_read_toc gtoc_cmd; 2861 struct scsipi_toc_header *toc_hdr; 2862 struct scsipi_toc_msinfo *toc_msinfo; 2863 const uint32_t buffer_size = 1024; 2864 uint32_t req_size; 2865 uint8_t *buffer; 2866 int error, flags; 2867 2868 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2869 /* 2870 * Fabricate mmc_discinfo for CD-ROM. Some values are really `dont 2871 * care' but others might be of interest to programs. 2872 */ 2873 2874 mmc_discinfo->disc_state = MMC_STATE_FULL; 2875 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2876 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2877 mmc_discinfo->link_block_penalty = 7; /* not relevant */ 2878 2879 /* get number of sessions and first tracknr in last session */ 2880 flags = XS_CTL_DATA_IN; 2881 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2882 gtoc_cmd.opcode = READ_TOC; 2883 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 2884 gtoc_cmd.resp_format = CD_TOC_MSINFO; /* multisession info */ 2885 gtoc_cmd.from_track = 0; /* reserved, must be 0 */ 2886 req_size = sizeof(*toc_hdr) + sizeof(*toc_msinfo); 2887 _lto2b(req_size, gtoc_cmd.data_len); 2888 2889 error = scsipi_command(periph, 2890 (void *)>oc_cmd, sizeof(gtoc_cmd), 2891 (void *)buffer, req_size, 2892 CDRETRIES, 30000, NULL, flags); 2893 if (error) 2894 goto out; 2895 toc_hdr = (struct scsipi_toc_header *) buffer; 2896 toc_msinfo = (struct scsipi_toc_msinfo *) (buffer + 4); 2897 mmc_discinfo->num_sessions = toc_hdr->last - toc_hdr->first + 1; 2898 mmc_discinfo->first_track = toc_hdr->first; 2899 mmc_discinfo->first_track_last_session = toc_msinfo->tracknr; 2900 2901 /* get last track of last session */ 2902 flags = XS_CTL_DATA_IN; 2903 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 2904 req_size = sizeof(*toc_hdr); 2905 _lto2b(req_size, gtoc_cmd.data_len); 2906 2907 error = scsipi_command(periph, 2908 (void *)>oc_cmd, sizeof(gtoc_cmd), 2909 (void *)buffer, req_size, 2910 CDRETRIES, 30000, NULL, flags); 2911 if (error) 2912 goto out; 2913 toc_hdr = (struct scsipi_toc_header *) buffer; 2914 mmc_discinfo->last_track_last_session = toc_hdr->last; 2915 mmc_discinfo->num_tracks = toc_hdr->last - toc_hdr->first + 1; 2916 2917 /* TODO how to handle disc_barcode and disc_id */ 2918 /* done */ 2919 2920 out: 2921 free(buffer, M_TEMP); 2922 return error; 2923 } 2924 2925 static int 2926 mmc_getdiscinfo_dvdrom(struct scsipi_periph *periph, 2927 struct mmc_discinfo *mmc_discinfo) 2928 { 2929 struct scsipi_read_toc gtoc_cmd; 2930 struct scsipi_toc_header toc_hdr; 2931 uint32_t req_size; 2932 int error, flags; 2933 2934 /* 2935 * Fabricate mmc_discinfo for DVD-ROM. Some values are really `dont 2936 * care' but others might be of interest to programs. 2937 */ 2938 2939 mmc_discinfo->disc_state = MMC_STATE_FULL; 2940 mmc_discinfo->last_session_state = MMC_STATE_FULL; 2941 mmc_discinfo->bg_format_state = MMC_BGFSTATE_COMPLETED; 2942 mmc_discinfo->link_block_penalty = 16; /* not relevant */ 2943 2944 /* get number of sessions and first tracknr in last session */ 2945 flags = XS_CTL_DATA_IN; 2946 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 2947 gtoc_cmd.opcode = READ_TOC; 2948 gtoc_cmd.addr_mode = 0; /* LBA */ 2949 gtoc_cmd.resp_format = CD_TOC_FORM; /* multisession info */ 2950 gtoc_cmd.from_track = 1; /* first track */ 2951 req_size = sizeof(toc_hdr); 2952 _lto2b(req_size, gtoc_cmd.data_len); 2953 2954 error = scsipi_command(periph, 2955 (void *)>oc_cmd, sizeof(gtoc_cmd), 2956 (void *)&toc_hdr, req_size, 2957 CDRETRIES, 30000, NULL, flags); 2958 if (error) 2959 return error; 2960 2961 /* DVD-ROM squashes the track/session space */ 2962 mmc_discinfo->num_sessions = toc_hdr.last - toc_hdr.first + 1; 2963 mmc_discinfo->num_tracks = mmc_discinfo->num_sessions; 2964 mmc_discinfo->first_track = toc_hdr.first; 2965 mmc_discinfo->first_track_last_session = toc_hdr.last; 2966 mmc_discinfo->last_track_last_session = toc_hdr.last; 2967 2968 /* TODO how to handle disc_barcode and disc_id */ 2969 /* done */ 2970 return 0; 2971 } 2972 2973 static int 2974 mmc_getdiscinfo(struct scsipi_periph *periph, 2975 struct mmc_discinfo *mmc_discinfo) 2976 { 2977 struct scsipi_get_configuration gc_cmd; 2978 struct scsipi_get_conf_data *gc; 2979 struct scsipi_get_conf_feature *gcf; 2980 struct scsipi_read_discinfo di_cmd; 2981 struct scsipi_read_discinfo_data di; 2982 const uint32_t buffer_size = 1024; 2983 uint32_t feat_tbl_len, pos; 2984 u_long last_lba; 2985 uint8_t *buffer, *fpos; 2986 int feature, last_feature, features_len, feature_cur, feature_len; 2987 int lsb, msb, error, flags; 2988 2989 feat_tbl_len = buffer_size; 2990 2991 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 2992 2993 /* initialise structure */ 2994 memset(mmc_discinfo, 0, sizeof(struct mmc_discinfo)); 2995 mmc_discinfo->mmc_profile = 0x00; /* unknown */ 2996 mmc_discinfo->mmc_class = MMC_CLASS_UNKN; 2997 mmc_discinfo->mmc_cur = 0; 2998 mmc_discinfo->mmc_cap = 0; 2999 mmc_discinfo->link_block_penalty = 0; 3000 3001 /* determine mmc profile and class */ 3002 flags = XS_CTL_DATA_IN; 3003 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3004 gc_cmd.opcode = GET_CONFIGURATION; 3005 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 3006 3007 gc = (struct scsipi_get_conf_data *) buffer; 3008 3009 error = scsipi_command(periph, 3010 (void *)&gc_cmd, sizeof(gc_cmd), 3011 (void *) gc, GET_CONF_NO_FEATURES_LEN, 3012 CDRETRIES, 30000, NULL, flags); 3013 if (error) 3014 goto out; 3015 3016 mmc_discinfo->mmc_profile = _2btol(gc->mmc_profile); 3017 mmc_discinfo->mmc_class = mmc_profile2class(mmc_discinfo->mmc_profile); 3018 3019 /* assume 2048 sector size unless told otherwise */ 3020 mmc_discinfo->sector_size = 2048; 3021 error = read_cd_capacity(periph, &mmc_discinfo->sector_size, &last_lba); 3022 if (error) 3023 goto out; 3024 3025 mmc_discinfo->last_possible_lba = (uint32_t) last_lba - 1; 3026 3027 /* Read in all features to determine device capabilities */ 3028 last_feature = feature = 0; 3029 do { 3030 /* determine mmc profile and class */ 3031 flags = XS_CTL_DATA_IN; 3032 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3033 gc_cmd.opcode = GET_CONFIGURATION; 3034 _lto2b(last_feature, gc_cmd.start_at_feature); 3035 _lto2b(feat_tbl_len, gc_cmd.data_len); 3036 3037 error = scsipi_command(periph, 3038 (void *)&gc_cmd, sizeof(gc_cmd), 3039 (void *) gc, feat_tbl_len, 3040 CDRETRIES, 30000, NULL, flags); 3041 if (error) { 3042 /* ieeek... break out of loop... i dunno what to do */ 3043 break; 3044 } 3045 3046 features_len = _4btol(gc->data_len); 3047 if (features_len < 4) 3048 break; 3049 3050 pos = 0; 3051 fpos = &gc->feature_desc[0]; 3052 while (pos < features_len - 4) { 3053 gcf = (struct scsipi_get_conf_feature *) fpos; 3054 3055 feature = _2btol(gcf->featurecode); 3056 feature_cur = gcf->flags & 1; 3057 feature_len = gcf->additional_length; 3058 3059 mmc_process_feature(mmc_discinfo, 3060 feature, feature_cur, 3061 gcf->feature_dependent); 3062 3063 last_feature = MAX(last_feature, feature); 3064 #ifdef DIAGNOSTIC 3065 /* assert((feature_len & 3) == 0); */ 3066 if ((feature_len & 3) != 0) { 3067 printf("feature %d having length %d\n", 3068 feature, feature_len); 3069 } 3070 #endif 3071 3072 pos += 4 + feature_len; 3073 fpos += 4 + feature_len; 3074 } 3075 /* unlikely to ever grow past our 1kb buffer */ 3076 } while (features_len >= 0xffff); 3077 3078 /* 3079 * Fixup CD-RW drives that are on crack. 3080 * 3081 * Some drives report the capability to incrementally write 3082 * sequentially on CD-R(W) media... nice, but this should not be 3083 * active for a fixed packet formatted CD-RW media. Other report the 3084 * ability of HW_DEFECTFREE even when the media is NOT MRW 3085 * formatted.... 3086 */ 3087 if (mmc_discinfo->mmc_profile == 0x0a) { 3088 if ((mmc_discinfo->mmc_cur & MMC_CAP_SEQUENTIAL) == 0) 3089 mmc_discinfo->mmc_cur |= MMC_CAP_STRICTOVERWRITE; 3090 if (mmc_discinfo->mmc_cur & MMC_CAP_STRICTOVERWRITE) 3091 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 3092 if (mmc_discinfo->mmc_cur & MMC_CAP_MRW) { 3093 mmc_discinfo->mmc_cur &= ~MMC_CAP_SEQUENTIAL; 3094 mmc_discinfo->mmc_cur &= ~MMC_CAP_STRICTOVERWRITE; 3095 } else { 3096 mmc_discinfo->mmc_cur &= ~MMC_CAP_HW_DEFECTFREE; 3097 } 3098 } 3099 if (mmc_discinfo->mmc_profile == 0x09) { 3100 mmc_discinfo->mmc_cur &= ~MMC_CAP_REWRITABLE; 3101 } 3102 3103 #ifdef DEBUG 3104 printf("CD mmc %d, mmc_cur 0x%"PRIx64", mmc_cap 0x%"PRIx64"\n", 3105 mmc_discinfo->mmc_profile, 3106 mmc_discinfo->mmc_cur, mmc_discinfo->mmc_cap); 3107 #endif 3108 3109 /* read in disc state and number of sessions and tracks */ 3110 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3111 memset(&di_cmd, 0, sizeof(di_cmd)); 3112 di_cmd.opcode = READ_DISCINFO; 3113 di_cmd.data_len[1] = READ_DISCINFO_BIGSIZE; 3114 3115 error = scsipi_command(periph, 3116 (void *)&di_cmd, sizeof(di_cmd), 3117 (void *)&di, READ_DISCINFO_BIGSIZE, 3118 CDRETRIES, 30000, NULL, flags); 3119 3120 if (error) { 3121 /* discinfo call failed, emulate for cd-rom/dvd-rom */ 3122 if (mmc_discinfo->mmc_profile == 0x08) /* CD-ROM */ 3123 return mmc_getdiscinfo_cdrom(periph, mmc_discinfo); 3124 if (mmc_discinfo->mmc_profile == 0x10) /* DVD-ROM */ 3125 return mmc_getdiscinfo_dvdrom(periph, mmc_discinfo); 3126 /* CD/DVD drive is violating specs */ 3127 error = EIO; 3128 goto out; 3129 } 3130 3131 /* call went OK */ 3132 mmc_discinfo->disc_state = di.disc_state & 3; 3133 mmc_discinfo->last_session_state = (di.disc_state >> 2) & 3; 3134 mmc_discinfo->bg_format_state = (di.disc_state2 & 3); 3135 3136 lsb = di.num_sessions_lsb; 3137 msb = di.num_sessions_msb; 3138 mmc_discinfo->num_sessions = lsb | (msb << 8); 3139 3140 mmc_discinfo->first_track = di.first_track; 3141 lsb = di.first_track_last_session_lsb; 3142 msb = di.first_track_last_session_msb; 3143 mmc_discinfo->first_track_last_session = lsb | (msb << 8); 3144 lsb = di.last_track_last_session_lsb; 3145 msb = di.last_track_last_session_msb; 3146 mmc_discinfo->last_track_last_session = lsb | (msb << 8); 3147 3148 mmc_discinfo->num_tracks = mmc_discinfo->last_track_last_session - 3149 mmc_discinfo->first_track + 1; 3150 3151 /* set misc. flags and parameters from this disc info */ 3152 if (di.disc_state & 16) 3153 mmc_discinfo->mmc_cur |= MMC_CAP_BLANKABLE; 3154 3155 if (di.disc_state2 & 128) { 3156 mmc_discinfo->disc_id = _4btol(di.discid); 3157 mmc_discinfo->disc_flags |= MMC_DFLAGS_DISCIDVALID; 3158 } 3159 if (di.disc_state2 & 64) { 3160 mmc_discinfo->disc_barcode = _8btol(di.disc_bar_code); 3161 mmc_discinfo->disc_flags |= MMC_DFLAGS_BARCODEVALID; 3162 } 3163 if (di.disc_state2 & 32) 3164 mmc_discinfo->disc_flags |= MMC_DFLAGS_UNRESTRICTED; 3165 3166 if (di.disc_state2 & 16) { 3167 mmc_discinfo->application_code = di.application_code; 3168 mmc_discinfo->disc_flags |= MMC_DFLAGS_APPCODEVALID; 3169 } 3170 3171 /* done */ 3172 3173 out: 3174 free(buffer, M_TEMP); 3175 return error; 3176 } 3177 3178 static int 3179 mmc_gettrackinfo_cdrom(struct scsipi_periph *periph, 3180 struct mmc_trackinfo *trackinfo) 3181 { 3182 struct scsipi_read_toc gtoc_cmd; 3183 struct scsipi_toc_header *toc_hdr; 3184 struct scsipi_toc_rawtoc *rawtoc; 3185 uint32_t track_start, track_end, track_size; 3186 uint32_t last_recorded, next_writable; 3187 uint32_t lba, next_track_start, lead_out; 3188 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3189 uint8_t *buffer; 3190 uint8_t track_sessionnr, last_tracknr, sessionnr, adr, tno, point; 3191 uint8_t control, tmin, tsec, tframe, pmin, psec, pframe; 3192 int size, req_size; 3193 int error, flags; 3194 3195 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3196 3197 /* 3198 * Emulate read trackinfo for CD-ROM using the raw-TOC. 3199 * 3200 * Not all information is present and this presents a problem. Track 3201 * starts are known for each track but other values are deducted. 3202 * 3203 * For a complete overview of `magic' values used here, see the 3204 * SCSI/ATAPI MMC documentation. Note that the `magic' values have no 3205 * names, they are specified as numbers. 3206 */ 3207 3208 /* get raw toc to process, first header to check size */ 3209 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3210 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3211 gtoc_cmd.opcode = READ_TOC; 3212 gtoc_cmd.addr_mode = CD_MSF; /* not relevant */ 3213 gtoc_cmd.resp_format = CD_TOC_RAW; /* raw toc */ 3214 gtoc_cmd.from_track = 1; /* first session */ 3215 req_size = sizeof(*toc_hdr); 3216 _lto2b(req_size, gtoc_cmd.data_len); 3217 3218 error = scsipi_command(periph, 3219 (void *)>oc_cmd, sizeof(gtoc_cmd), 3220 (void *)buffer, req_size, 3221 CDRETRIES, 30000, NULL, flags); 3222 if (error) 3223 goto out; 3224 toc_hdr = (struct scsipi_toc_header *) buffer; 3225 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3226 #ifdef DIAGNOSTIC 3227 printf("increase buffersize in mmc_readtrackinfo_cdrom\n"); 3228 #endif 3229 error = ENOBUFS; 3230 goto out; 3231 } 3232 3233 /* read in complete raw toc */ 3234 req_size = _2btol(toc_hdr->length); 3235 req_size = 2*((req_size + 1) / 2); /* for ATAPI */ 3236 _lto2b(req_size, gtoc_cmd.data_len); 3237 3238 error = scsipi_command(periph, 3239 (void *)>oc_cmd, sizeof(gtoc_cmd), 3240 (void *)buffer, req_size, 3241 CDRETRIES, 30000, NULL, flags); 3242 if (error) 3243 goto out; 3244 3245 toc_hdr = (struct scsipi_toc_header *) buffer; 3246 rawtoc = (struct scsipi_toc_rawtoc *) (buffer + 4); 3247 3248 track_start = 0; 3249 track_end = 0; 3250 track_size = 0; 3251 last_recorded = 0; 3252 next_writable = 0; 3253 flags = 0; 3254 3255 last_tracknr = 1; 3256 next_track_start = 0; 3257 track_sessionnr = MAXTRACK; /* by definition */ 3258 lead_out = 0; 3259 3260 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3261 while (size > 0) { 3262 /* get track start and session end */ 3263 tno = rawtoc->tno; 3264 sessionnr = rawtoc->sessionnr; 3265 adr = rawtoc->adrcontrol >> 4; 3266 control = rawtoc->adrcontrol & 0xf; 3267 point = rawtoc->point; 3268 tmin = rawtoc->min; 3269 tsec = rawtoc->sec; 3270 tframe = rawtoc->frame; 3271 pmin = rawtoc->pmin; 3272 psec = rawtoc->psec; 3273 pframe = rawtoc->pframe; 3274 3275 if (tno == 0 && sessionnr && adr == 1) { 3276 lba = hmsf2lba(0, pmin, psec, pframe); 3277 if (point == trackinfo->tracknr) { 3278 track_start = lba; 3279 track_sessionnr = sessionnr; 3280 } 3281 if (point == trackinfo->tracknr + 1) { 3282 /* estimate size */ 3283 track_size = lba - track_start; 3284 next_track_start = lba; 3285 } 3286 if (point == 0xa2) { 3287 lead_out = lba; 3288 } 3289 if (point <= 0x63) { 3290 /* CD's ok, DVD are glued */ 3291 last_tracknr = point; 3292 } 3293 if (sessionnr == track_sessionnr) { 3294 last_recorded = lead_out; 3295 } 3296 } 3297 if (tno == 0 && sessionnr && adr == 5) { 3298 lba = hmsf2lba(0, tmin, tsec, tframe); 3299 if (sessionnr == track_sessionnr) { 3300 next_writable = lba; 3301 } 3302 } 3303 3304 if ((control & (3<<2)) == 4) /* 01xxb */ 3305 flags |= MMC_TRACKINFO_DATA; 3306 if ((control & (1<<2)) == 0) { /* x0xxb */ 3307 flags |= MMC_TRACKINFO_AUDIO; 3308 if (control & 1) /* xxx1b */ 3309 flags |= MMC_TRACKINFO_PRE_EMPH; 3310 } 3311 3312 rawtoc++; 3313 size -= sizeof(struct scsipi_toc_rawtoc); 3314 } 3315 3316 /* process found values; some voodoo */ 3317 /* if no tracksize tracknr is the last of the disc */ 3318 if ((track_size == 0) && last_recorded) { 3319 track_size = last_recorded - track_start; 3320 } 3321 /* if last_recorded < tracksize, tracksize is overestimated */ 3322 if (last_recorded) { 3323 if (last_recorded - track_start <= track_size) { 3324 track_size = last_recorded - track_start; 3325 flags |= MMC_TRACKINFO_LRA_VALID; 3326 } 3327 } 3328 /* check if its a the last track of the sector */ 3329 if (next_writable) { 3330 if (next_track_start > next_writable) 3331 flags |= MMC_TRACKINFO_NWA_VALID; 3332 } 3333 3334 /* no flag set -> no values */ 3335 if ((flags & MMC_TRACKINFO_LRA_VALID) == 0) 3336 last_recorded = 0; 3337 if ((flags & MMC_TRACKINFO_NWA_VALID) == 0) 3338 next_writable = 0; 3339 3340 /* fill in */ 3341 /* trackinfo->tracknr preserved */ 3342 trackinfo->sessionnr = track_sessionnr; 3343 trackinfo->track_mode = 7; /* data, incremental */ 3344 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3345 3346 trackinfo->flags = flags; 3347 trackinfo->track_start = track_start; 3348 trackinfo->next_writable = next_writable; 3349 trackinfo->free_blocks = 0; 3350 trackinfo->packet_size = 1; 3351 trackinfo->track_size = track_size; 3352 trackinfo->last_recorded = last_recorded; 3353 3354 out: 3355 free(buffer, M_TEMP); 3356 return error; 3357 3358 } 3359 3360 static int 3361 mmc_gettrackinfo_dvdrom(struct scsipi_periph *periph, 3362 struct mmc_trackinfo *trackinfo) 3363 { 3364 struct scsipi_read_toc gtoc_cmd; 3365 struct scsipi_toc_header *toc_hdr; 3366 struct scsipi_toc_formatted *toc; 3367 uint32_t tracknr, track_start, track_size; 3368 uint32_t lba, lead_out; 3369 const uint32_t buffer_size = 4 * 1024; /* worst case TOC estimate */ 3370 uint8_t *buffer; 3371 uint8_t control, last_tracknr; 3372 int size, req_size; 3373 int error, flags; 3374 3375 3376 buffer = malloc(buffer_size, M_TEMP, M_WAITOK); 3377 /* 3378 * Emulate read trackinfo for DVD-ROM. We can't use the raw-TOC as the 3379 * CD-ROM emulation uses since the specification tells us that no such 3380 * thing is defined for DVD's. The reason for this is due to the large 3381 * number of tracks and that would clash with the `magic' values. This 3382 * suxs. 3383 * 3384 * Not all information is present and this presents a problem. 3385 * Track starts are known for each track but other values are 3386 * deducted. 3387 */ 3388 3389 /* get formatted toc to process, first header to check size */ 3390 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3391 memset(>oc_cmd, 0, sizeof(gtoc_cmd)); 3392 gtoc_cmd.opcode = READ_TOC; 3393 gtoc_cmd.addr_mode = 0; /* lba's please */ 3394 gtoc_cmd.resp_format = CD_TOC_FORM; /* formatted toc */ 3395 gtoc_cmd.from_track = 1; /* first track */ 3396 req_size = sizeof(*toc_hdr); 3397 _lto2b(req_size, gtoc_cmd.data_len); 3398 3399 error = scsipi_command(periph, 3400 (void *)>oc_cmd, sizeof(gtoc_cmd), 3401 (void *)buffer, req_size, 3402 CDRETRIES, 30000, NULL, flags); 3403 if (error) 3404 goto out; 3405 toc_hdr = (struct scsipi_toc_header *) buffer; 3406 if (_2btol(toc_hdr->length) > buffer_size - 2) { 3407 #ifdef DIAGNOSTIC 3408 printf("incease buffersize in mmc_readtrackinfo_dvdrom\n"); 3409 #endif 3410 error = ENOBUFS; 3411 goto out; 3412 } 3413 3414 /* read in complete formatted toc */ 3415 req_size = _2btol(toc_hdr->length); 3416 _lto2b(req_size, gtoc_cmd.data_len); 3417 3418 error = scsipi_command(periph, 3419 (void *)>oc_cmd, sizeof(gtoc_cmd), 3420 (void *)buffer, req_size, 3421 CDRETRIES, 30000, NULL, flags); 3422 if (error) 3423 goto out; 3424 3425 toc_hdr = (struct scsipi_toc_header *) buffer; 3426 toc = (struct scsipi_toc_formatted *) (buffer + 4); 3427 3428 /* as in read disc info, all sessions are converted to tracks */ 3429 /* track 1.. -> offsets, sizes can be (rougly) estimated (16 ECC) */ 3430 /* last track -> we got the size from the lead-out */ 3431 3432 tracknr = 0; 3433 last_tracknr = toc_hdr->last; 3434 track_start = 0; 3435 track_size = 0; 3436 lead_out = 0; 3437 flags = 0; 3438 3439 size = req_size - sizeof(struct scsipi_toc_header) + 1; 3440 while (size > 0) { 3441 /* remember, DVD-ROM: tracknr == sessionnr */ 3442 lba = _4btol(toc->msf_lba); 3443 tracknr = toc->tracknr; 3444 control = toc->adrcontrol & 0xf; 3445 3446 if (trackinfo->tracknr == tracknr) { 3447 track_start = lba; 3448 } 3449 if (trackinfo->tracknr == tracknr+1) { 3450 track_size = lba - track_start; 3451 track_size -= 16; /* link block ? */ 3452 } 3453 if (tracknr == 0xAA) { 3454 lead_out = lba; 3455 } 3456 3457 if ((control & (3<<2)) == 4) /* 01xxb */ 3458 flags |= MMC_TRACKINFO_DATA; 3459 if ((control & (1<<2)) == 0) { /* x0xxb */ 3460 flags |= MMC_TRACKINFO_AUDIO; 3461 if (control & (1<<3)) /* 10xxb */ 3462 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3463 if (control & 1) /* xxx1b */ 3464 flags |= MMC_TRACKINFO_PRE_EMPH; 3465 } 3466 3467 toc++; 3468 size -= sizeof(struct scsipi_toc_formatted); 3469 } 3470 if (trackinfo->tracknr == last_tracknr) { 3471 track_size = lead_out - track_start; 3472 } 3473 3474 /* fill in */ 3475 /* trackinfo->tracknr preserved */ 3476 trackinfo->sessionnr = trackinfo->tracknr; 3477 trackinfo->track_mode = 0; /* unknown */ 3478 trackinfo->data_mode = 8; /* 2048 bytes mode1 */ 3479 3480 trackinfo->flags = flags; 3481 trackinfo->track_start = track_start; 3482 trackinfo->next_writable = 0; 3483 trackinfo->free_blocks = 0; 3484 trackinfo->packet_size = 16; /* standard length 16 blocks ECC */ 3485 trackinfo->track_size = track_size; 3486 trackinfo->last_recorded = 0; 3487 3488 out: 3489 free(buffer, M_TEMP); 3490 return error; 3491 } 3492 3493 static int 3494 mmc_gettrackinfo(struct scsipi_periph *periph, 3495 struct mmc_trackinfo *trackinfo) 3496 { 3497 struct scsipi_read_trackinfo ti_cmd; 3498 struct scsipi_read_trackinfo_data ti; 3499 struct scsipi_get_configuration gc_cmd; 3500 struct scsipi_get_conf_data gc; 3501 int error, flags; 3502 int mmc_profile; 3503 3504 /* set up SCSI call with track number from trackinfo.tracknr */ 3505 flags = XS_CTL_DATA_IN | XS_CTL_SILENT; 3506 memset(&ti_cmd, 0, sizeof(ti_cmd)); 3507 ti_cmd.opcode = READ_TRACKINFO; 3508 ti_cmd.addr_type = READ_TRACKINFO_ADDR_TRACK; 3509 ti_cmd.data_len[1] = READ_TRACKINFO_RETURNSIZE; 3510 3511 /* trackinfo.tracknr contains number of tracks to query */ 3512 _lto4b(trackinfo->tracknr, ti_cmd.address); 3513 error = scsipi_command(periph, 3514 (void *)&ti_cmd, sizeof(ti_cmd), 3515 (void *)&ti, READ_TRACKINFO_RETURNSIZE, 3516 CDRETRIES, 30000, NULL, flags); 3517 3518 if (error) { 3519 /* trackinfo call failed, emulate for cd-rom/dvd-rom */ 3520 /* first determine mmc profile */ 3521 flags = XS_CTL_DATA_IN; 3522 memset(&gc_cmd, 0, sizeof(gc_cmd)); 3523 gc_cmd.opcode = GET_CONFIGURATION; 3524 _lto2b(GET_CONF_NO_FEATURES_LEN, gc_cmd.data_len); 3525 3526 error = scsipi_command(periph, 3527 (void *)&gc_cmd, sizeof(gc_cmd), 3528 (void *)&gc, GET_CONF_NO_FEATURES_LEN, 3529 CDRETRIES, 30000, NULL, flags); 3530 if (error) 3531 return error; 3532 mmc_profile = _2btol(gc.mmc_profile); 3533 3534 /* choose emulation */ 3535 if (mmc_profile == 0x08) /* CD-ROM */ 3536 return mmc_gettrackinfo_cdrom(periph, trackinfo); 3537 if (mmc_profile == 0x10) /* DVD-ROM */ 3538 return mmc_gettrackinfo_dvdrom(periph, trackinfo); 3539 /* CD/DVD drive is violating specs */ 3540 return EIO; 3541 } 3542 3543 /* (re)initialise structure */ 3544 memset(trackinfo, 0, sizeof(struct mmc_trackinfo)); 3545 3546 /* account for short returns screwing up track and session msb */ 3547 if ((ti.data_len[1] | (ti.data_len[0] << 8)) <= 32) { 3548 ti.track_msb = 0; 3549 ti.session_msb = 0; 3550 } 3551 3552 trackinfo->tracknr = ti.track_lsb | (ti.track_msb << 8); 3553 trackinfo->sessionnr = ti.session_lsb | (ti.session_msb << 8); 3554 trackinfo->track_mode = ti.track_info_1 & 0xf; 3555 trackinfo->data_mode = ti.track_info_2 & 0xf; 3556 3557 flags = 0; 3558 if (ti.track_info_1 & 0x10) 3559 flags |= MMC_TRACKINFO_COPY; 3560 if (ti.track_info_1 & 0x20) 3561 flags |= MMC_TRACKINFO_DAMAGED; 3562 if (ti.track_info_2 & 0x10) 3563 flags |= MMC_TRACKINFO_FIXED_PACKET; 3564 if (ti.track_info_2 & 0x20) 3565 flags |= MMC_TRACKINFO_INCREMENTAL; 3566 if (ti.track_info_2 & 0x40) 3567 flags |= MMC_TRACKINFO_BLANK; 3568 if (ti.track_info_2 & 0x80) 3569 flags |= MMC_TRACKINFO_RESERVED; 3570 if (ti.data_valid & 0x01) 3571 flags |= MMC_TRACKINFO_NWA_VALID; 3572 if (ti.data_valid & 0x02) 3573 flags |= MMC_TRACKINFO_LRA_VALID; 3574 if ((trackinfo->track_mode & (3<<2)) == 4) /* 01xxb */ 3575 flags |= MMC_TRACKINFO_DATA; 3576 if ((trackinfo->track_mode & (1<<2)) == 0) { /* x0xxb */ 3577 flags |= MMC_TRACKINFO_AUDIO; 3578 if (trackinfo->track_mode & (1<<3)) /* 10xxb */ 3579 flags |= MMC_TRACKINFO_AUDIO_4CHAN; 3580 if (trackinfo->track_mode & 1) /* xxx1b */ 3581 flags |= MMC_TRACKINFO_PRE_EMPH; 3582 } 3583 3584 trackinfo->flags = flags; 3585 trackinfo->track_start = _4btol(ti.track_start); 3586 trackinfo->next_writable = _4btol(ti.next_writable); 3587 trackinfo->free_blocks = _4btol(ti.free_blocks); 3588 trackinfo->packet_size = _4btol(ti.packet_size); 3589 trackinfo->track_size = _4btol(ti.track_size); 3590 trackinfo->last_recorded = _4btol(ti.last_recorded); 3591 3592 return 0; 3593 } 3594 3595 static int 3596 mmc_doclose(struct scsipi_periph *periph, int param, int func) { 3597 struct scsipi_close_tracksession close_cmd; 3598 int error, flags; 3599 3600 /* set up SCSI call with track number */ 3601 flags = XS_CTL_DATA_OUT; 3602 memset(&close_cmd, 0, sizeof(close_cmd)); 3603 close_cmd.opcode = CLOSE_TRACKSESSION; 3604 close_cmd.function = func; 3605 _lto2b(param, close_cmd.tracksessionnr); 3606 3607 error = scsipi_command(periph, 3608 (void *) &close_cmd, sizeof(close_cmd), 3609 NULL, 0, 3610 CDRETRIES, 120000, NULL, flags); 3611 3612 return error; 3613 } 3614 3615 static int 3616 mmc_do_closetrack(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3617 { 3618 int mmc_profile = mmc_op->mmc_profile; 3619 3620 switch (mmc_profile) { 3621 case 0x12 : /* DVD-RAM */ 3622 case 0x1a : /* DVD+RW */ 3623 case 0x2a : /* DVD+RW Dual layer */ 3624 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 3625 case 0x43 : /* BD-RE */ 3626 case 0x52 : /* HD DVD-RW ; DVD-RAM like */ 3627 return EINVAL; 3628 } 3629 3630 return mmc_doclose(periph, mmc_op->tracknr, 1); 3631 } 3632 3633 static int 3634 mmc_do_close_or_finalise(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3635 { 3636 uint8_t blob[MS5LEN], *page5; 3637 int mmc_profile = mmc_op->mmc_profile; 3638 int func, close, flags; 3639 int error; 3640 3641 close = (mmc_op->operation == MMC_OP_CLOSESESSION); 3642 3643 switch (mmc_profile) { 3644 case 0x09 : /* CD-R */ 3645 case 0x0a : /* CD-RW */ 3646 /* Special case : need to update MS field in mode page 5 */ 3647 memset(blob, 0, sizeof(blob)); 3648 page5 = blob+8; 3649 3650 flags = XS_CTL_DATA_IN; 3651 error = scsipi_mode_sense_big(periph, SMS_PF, 5, 3652 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3653 if (error) 3654 return error; 3655 3656 /* set multi session field when closing a session only */ 3657 page5[3] &= 63; 3658 if (close) 3659 page5[3] |= 3 << 6; 3660 3661 flags = XS_CTL_DATA_OUT; 3662 error = scsipi_mode_select_big(periph, SMS_PF, 3663 (void *)blob, sizeof(blob), flags, CDRETRIES, 20000); 3664 if (error) 3665 return error; 3666 /* and use funtion 2 */ 3667 func = 2; 3668 break; 3669 case 0x11 : /* DVD-R (DL) */ 3670 case 0x13 : /* DVD-RW restricted overwrite */ 3671 case 0x14 : /* DVD-RW sequential */ 3672 func = close ? 2 : 3; 3673 break; 3674 case 0x1b : /* DVD+R */ 3675 case 0x2b : /* DVD+R Dual layer */ 3676 case 0x51 : /* HD DVD-R */ 3677 case 0x41 : /* BD-R Sequential recording (SRM) */ 3678 func = close ? 2 : 6; 3679 break; 3680 case 0x12 : /* DVD-RAM */ 3681 case 0x1a : /* DVD+RW */ 3682 case 0x2a : /* DVD+RW Dual layer */ 3683 case 0x42 : /* BD-R Ramdom Recording (RRM) */ 3684 case 0x43 : /* BD-RE */ 3685 case 0x52 : /* HD DVD-RW; DVD-RAM like */ 3686 return EINVAL; 3687 default: 3688 printf("MMC close/finalise passed wrong device type! (%d)\n", 3689 mmc_profile); 3690 return EINVAL; 3691 } 3692 3693 return mmc_doclose(periph, mmc_op->sessionnr, func); 3694 } 3695 3696 static int 3697 mmc_do_reserve_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3698 { 3699 struct scsipi_reserve_track reserve_cmd; 3700 uint32_t extent; 3701 int error, flags; 3702 3703 /* TODO make mmc safeguards? */ 3704 extent = mmc_op->extent; 3705 /* TODO min/max support? */ 3706 3707 /* set up SCSI call with requested space */ 3708 flags = XS_CTL_DATA_OUT; 3709 memset(&reserve_cmd, 0, sizeof(reserve_cmd)); 3710 reserve_cmd.opcode = RESERVE_TRACK; 3711 _lto4b(extent, reserve_cmd.reservation_size); 3712 3713 error = scsipi_command(periph, 3714 (void *) &reserve_cmd, sizeof(reserve_cmd), 3715 NULL, 0, 3716 CDRETRIES, 30000, NULL, flags); 3717 3718 return error; 3719 } 3720 3721 static int 3722 mmc_do_reserve_track_nwa(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3723 { 3724 /* XXX assumes that NWA given is valid */ 3725 switch (mmc_op->mmc_profile) { 3726 case 0x09 : /* CD-R */ 3727 /* XXX unknown boundary checks XXX */ 3728 if (mmc_op->extent <= 152) 3729 return EINVAL; 3730 /* CD-R takes 152 sectors to close track */ 3731 mmc_op->extent -= 152; 3732 return mmc_do_reserve_track(periph, mmc_op); 3733 case 0x11 : /* DVD-R (DL) */ 3734 case 0x1b : /* DVD+R */ 3735 case 0x2b : /* DVD+R Dual layer */ 3736 if (mmc_op->extent % 16) 3737 return EINVAL; 3738 /* upto one ECC block of 16 sectors lost */ 3739 mmc_op->extent -= 16; 3740 return mmc_do_reserve_track(periph, mmc_op); 3741 case 0x41 : /* BD-R Sequential recording (SRM) */ 3742 case 0x51 : /* HD DVD-R */ 3743 if (mmc_op->extent % 32) 3744 return EINVAL; 3745 /* one ECC block of 32 sectors lost (AFAIK) */ 3746 mmc_op->extent -= 32; 3747 return mmc_do_reserve_track(periph, mmc_op); 3748 } 3749 3750 /* unknown behaviour or invalid disc type */ 3751 return EINVAL; 3752 } 3753 3754 static int 3755 mmc_do_repair_track(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3756 { 3757 struct scsipi_repair_track repair_cmd; 3758 int error, flags; 3759 3760 /* TODO make mmc safeguards? */ 3761 3762 /* set up SCSI call with track number */ 3763 flags = XS_CTL_DATA_OUT; 3764 memset(&repair_cmd, 0, sizeof(repair_cmd)); 3765 repair_cmd.opcode = REPAIR_TRACK; 3766 _lto2b(mmc_op->tracknr, repair_cmd.tracknr); 3767 3768 error = scsipi_command(periph, 3769 (void *) &repair_cmd, sizeof(repair_cmd), 3770 NULL, 0, 3771 CDRETRIES, 30000, NULL, flags); 3772 3773 return error; 3774 } 3775 3776 static int 3777 mmc_do_op(struct scsipi_periph *periph, struct mmc_op *mmc_op) 3778 { 3779 /* guard operation value */ 3780 if (mmc_op->operation < 1 || mmc_op->operation > MMC_OP_MAX) 3781 return EINVAL; 3782 3783 /* synchronise cache is special since it doesn't rely on mmc_profile */ 3784 if (mmc_op->operation == MMC_OP_SYNCHRONISECACHE) 3785 return cdcachesync(periph, 0); 3786 3787 /* zero mmc_profile means unknown disc so operations are not defined */ 3788 if (mmc_op->mmc_profile == 0) { 3789 #ifdef DEBUG 3790 printf("mmc_do_op called with mmc_profile = 0\n"); 3791 #endif 3792 return EINVAL; 3793 } 3794 3795 /* do the operations */ 3796 switch (mmc_op->operation) { 3797 case MMC_OP_CLOSETRACK : 3798 return mmc_do_closetrack(periph, mmc_op); 3799 case MMC_OP_CLOSESESSION : 3800 case MMC_OP_FINALISEDISC : 3801 return mmc_do_close_or_finalise(periph, mmc_op); 3802 case MMC_OP_RESERVETRACK : 3803 return mmc_do_reserve_track(periph, mmc_op); 3804 case MMC_OP_RESERVETRACK_NWA : 3805 return mmc_do_reserve_track_nwa(periph, mmc_op); 3806 case MMC_OP_REPAIRTRACK : 3807 return mmc_do_repair_track(periph, mmc_op); 3808 case MMC_OP_UNCLOSELASTSESSION : 3809 /* TODO unclose last session support */ 3810 return EINVAL; 3811 default : 3812 printf("mmc_do_op: unhandled operation %d\n", mmc_op->operation); 3813 } 3814 3815 return EINVAL; 3816 } 3817 3818 static int 3819 mmc_setup_writeparams(struct scsipi_periph *periph, 3820 struct mmc_writeparams *mmc_writeparams) 3821 { 3822 struct mmc_trackinfo trackinfo; 3823 uint8_t blob[MS5LEN]; 3824 uint8_t *page5; 3825 int flags, error; 3826 int track_mode, data_mode; 3827 3828 /* setup mode page 5 for CD only */ 3829 if (mmc_writeparams->mmc_class != MMC_CLASS_CD) 3830 return 0; 3831 3832 memset(blob, 0, sizeof(blob)); 3833 page5 = blob+8; 3834 3835 /* read mode page 5 (with header) */ 3836 flags = XS_CTL_DATA_IN; 3837 error = scsipi_mode_sense_big(periph, SMS_PF, 5, (void *)blob, 3838 sizeof(blob), flags, CDRETRIES, 20000); 3839 if (error) 3840 return error; 3841 3842 /* set page length for reasurance */ 3843 page5[1] = P5LEN; /* page length */ 3844 3845 /* write type packet/incremental */ 3846 page5[2] &= 0xf0; 3847 3848 /* set specified mode parameters */ 3849 track_mode = mmc_writeparams->track_mode; 3850 data_mode = mmc_writeparams->data_mode; 3851 if (track_mode <= 0 || track_mode > 15) 3852 return EINVAL; 3853 if (data_mode < 1 || data_mode > 2) 3854 return EINVAL; 3855 3856 /* if a tracknr is passed, setup according to the track */ 3857 if (mmc_writeparams->tracknr > 0) { 3858 trackinfo.tracknr = mmc_writeparams->tracknr; 3859 error = mmc_gettrackinfo(periph, &trackinfo); 3860 if (error) 3861 return error; 3862 if ((trackinfo.flags & MMC_TRACKINFO_BLANK) == 0) { 3863 track_mode = trackinfo.track_mode; 3864 data_mode = trackinfo.data_mode; 3865 } 3866 mmc_writeparams->blockingnr = trackinfo.packet_size; 3867 } 3868 3869 /* copy track mode and data mode from trackinfo */ 3870 page5[3] &= 16; /* keep only `Copy' bit */ 3871 page5[3] |= (3 << 6) | track_mode; 3872 page5[4] &= 0xf0; /* wipe data block type */ 3873 if (data_mode == 1) { 3874 /* select ISO mode 1 (CD only) */ 3875 page5[4] |= 8; 3876 /* select session format normal disc (CD only) */ 3877 page5[8] = 0; 3878 } else { 3879 /* select ISO mode 2; XA form 1 (CD only) */ 3880 page5[4] |= 10; 3881 /* select session format CD-ROM XA disc (CD only) */ 3882 page5[8] = 0x20; 3883 } 3884 if (mmc_writeparams->mmc_cur & MMC_CAP_SEQUENTIAL) { 3885 if (mmc_writeparams->mmc_cur & MMC_CAP_ZEROLINKBLK) { 3886 /* set BUFE buffer underrun protection */ 3887 page5[2] |= 1<<6; 3888 } 3889 /* allow for multi session */ 3890 page5[3] |= 3 << 6; 3891 } else { 3892 /* select fixed packets */ 3893 page5[3] |= 1<<5; 3894 _lto4b(mmc_writeparams->blockingnr, &(page5[10])); 3895 } 3896 3897 /* write out updated mode page 5 (with header) */ 3898 flags = XS_CTL_DATA_OUT; 3899 error = scsipi_mode_select_big(periph, SMS_PF, (void *)blob, 3900 sizeof(blob), flags, CDRETRIES, 20000); 3901 if (error) 3902 return error; 3903 3904 return 0; 3905 } 3906 3907 static void 3908 cd_set_properties(struct cd_softc *cd) 3909 { 3910 prop_dictionary_t disk_info, odisk_info, geom; 3911 3912 disk_info = prop_dictionary_create(); 3913 3914 geom = prop_dictionary_create(); 3915 3916 prop_dictionary_set_uint64(geom, "sectors-per-unit", 3917 cd->params.disksize); 3918 3919 prop_dictionary_set_uint32(geom, "sector-size", 3920 cd->params.blksize); 3921 3922 prop_dictionary_set(disk_info, "geometry", geom); 3923 prop_object_release(geom); 3924 3925 prop_dictionary_set(device_properties(cd->sc_dev), 3926 "disk-info", disk_info); 3927 3928 /* 3929 * Don't release disk_info here; we keep a reference to it. 3930 * disk_detach() will release it when we go away. 3931 */ 3932 3933 odisk_info = cd->sc_dk.dk_info; 3934 cd->sc_dk.dk_info = disk_info; 3935 if (odisk_info) 3936 prop_object_release(odisk_info); 3937 } 3938